Assume that the first term of a sequence is -3. Write the first four terms of the sequence if it is an arithmetic sequence with a common difference of -1/3.

The missing angles in the diagram are: Angle ABD = 60 degrees, Angle BDC = 120 degrees, Angle ACD = 60 degrees, and Angle ADC = 120 degrees.

To find the measure of the missing angles, we can use the fact that the sum of the angles in a triangle is 180 degrees, and the sum of the angles around a point is 360 degrees.

Let x be the measure of angle ABD.

Therefore, angle BDC has measure 180 - x degrees.

Similarly, angle ACD and angle ADC form a straight line, so their measures sum to 180 degrees. Therefore, angle ADC has measure 180 - 60 = 120 degrees.

Finally, since angle BCD and angle ADC form a straight line, their measures sum to 180 degrees. Therefore, angle BCD has measure 180 - 120 = 60 degrees.

Let y be the measure of angle CFE.

Similarly, angle DEF and angle CDF form a straight line, so their measures sum to 180 degrees. Therefore, angle DEF has measure 180 - 75 = 105 degrees.

Finally, since angle CDE and angle DEF form a straight line, their measures sum to 180 degrees. Therefore, angle CDE has measure 180 - 105 = 75 degrees.

Therefore, the missing angles have measures of 60 degrees and 75 degrees for the left and right triangles.

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find the measure of missing angles?

The expressions can be written as  :a. log5.625 ≈ 0.75.

                                                             b. log6.4 + log6.12 ≈ 1.67.

                                                             c. log3.9^{4} ≈ 2.47.

What is logarithm function?

A logarithm function is a mathematical function that determines the power to which a fixed number, called the base, must be raised to produce a given value and The logarithm function is the inverse of the exponential function. The most commonly used base for logarithmic functions is 10 (log base 10), but other bases such as 2 (log base 2) and the natural logarithm base e (ln) are also used.

a. Since there is no base specified, we assume the base to be 10 by default. Therefore, we can write:

log5.625 = log(5625/1000)

Using the property log(a/b) = log(a) - log(b), we can simplify this expression to:

log5.625 = log(5625) - log(1000)

Using the change of base formula, we can convert the logs to a common base, such as 2 or e:

log5.625 = log(5625)/log(10) - log(1000)/log(10)

Evaluating the logs using a calculator or by simplifying, we get:

log5.625 ≈ 0.75

Therefore, log5.625 ≈ 0.75.

b. Using the property log(a) + log(b) = log(ab), we can simplify the expression:

log6.4 + log6.12 = log(6.4 × 6.12)

Using the change of base formula, we can convert this to a common base:

log6.4 + log6.12 = log(6.4 × 6.12)/log(10)

Evaluating the log using a calculator or by multiplying 6.4 and 6.12 and simplifying, we get:

log6.4 + log6.12 ≈ 1.67

Therefore, log6.4 + log6.12 ≈ 1.67.

c. Using the property log(a^{n}) = n log(a), we can simplify the expression:

log3.9^{4} = 4 log3.9

Using the change of base formula, we can convert this to a common base:

log3.9^{4} = 4 log(3.9)/log(10)

Evaluating the log using a calculator or by simplifying, we get:

log3.9^{4} ≈ 2.47

Therefore, log3.9^{4} ≈ 2.47.

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One solution: (6,2)

Systems of equations are a set of equations that share variables.

Number of Solutions

There are multiple ways to find the number of solutions to a system of equations. Firstly, if 2 lines are parallel, then there will never be a point that satisfies both equations. This means that there will be no solutions. If 2 equations create the same line, then there will be infinitely solutions. Lastly, if there are 2 linear lines that are not parallel or the same, then they will have exactly one solution.

Solving Systems of Equation

The solution to a system of equations is the point that makes both equations true. When looking at a graph, the solution to a system of equations will be where the lines intersect. In this question, the lines intersect at (6,2). This means the solution to the system of equations is (6,2).

The equation y = x + 44 is not a good fit for the data because a residual plot with the data set indicates a bad fit. So, the correct answer is the equation is not a good fit because a residual plot with the data set indicates a bad fit

If a residual plot shows a clear pattern in the residuals, it indicates that the model or regression line may not be fitting the data well.

In other words, there may be a problem with the model fit, and further investigation is needed to improve the accuracy of the model.

Residual plots are important in regression analysis because they allow us to check the assumptions of the model and diagnose problems with the model fit.

They also help us identify outliers and influential data points, which can have a significant impact on the accuracy of the model.

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The cost to treat one person who has TB is R1,579.82, rounded to 2 decimal places.

Total cost refers to the sum of all expenses incurred in producing a product or providing a service. It includes both the fixed costs (costs that remain constant regardless of the level of output) and variable costs (costs that vary with the level of output)

To calculate the cost to treat one person who has TB, we need to divide the total cost of treating all infected people by the number of infected people:

Cost to treat one person = Total cost of treatment / Number of infected people

Plugging in the given values, we get:

Cost to treat one person = R84,724,707 / 53,642

Cost to treat one person = R1,579.82

Therefore, the cost to treat one person who has TB is R1,579.82, rounded to 2 decimal places.

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Answer: To solve the problem, we can use Bayes' theorem. Let D be the event that a device is defective, and let A be the event that the quality assurance check concludes that a device is defective.

We want to find P(A and not D) + P(not A and D), which represents the probability of an incorrect conclusion.

We know that P(D) = 1 - P(not D) = 1 - 0.84 = 0.16, and that P(A | not D) = 0.03 and P(A | D) = 0.97.

Using Bayes' theorem, we can compute:

P(not A | not D) = 1 - P(A | not D) = 1 - 0.03 = 0.97

P(not A | D) = 1 - P(A | D) = 1 - 0.97 = 0.03

Therefore,

P(A and not D) = P(not D) * P(A | not D) = 0.84 * 0.03 = 0.0252

P(not A and D) = P(D) * P(not A | D) = 0.16 * 0.03 = 0.0048

So the probability of an incorrect conclusion is:

P(A and not D) + P(not A and D) = 0.0252 + 0.0048 = 0.03

Therefore, the probability of an incorrect conclusion is 0.03, or 3% (rounded to the nearest tenth of a percent).

Why was this answer deleted prior?

Answer:3/10

Step-by-step explanation:

2/5 = 4/10

1/5 = 2/10

            4/10 + 2/10 = 6/10

               6/10-3/10 = 3/10

Answer: 2.5 dm

Step-by-step explanation:

Divide 25.0 by 10

= 2.5

Answer: The running club can buy 25 uniforms

Step-by-step explanation: If the running club has $1,328 to spend on new uniforms and each uniform costs $52, we can find the number of uniforms they can buy by dividing the total amount of money by the cost of each uniform:

$1,328 ÷ $52 = 25.54

Therefore, the running club can buy 25 uniforms with $1,328.

I hope this helps, and have a great day!

We are given the following lengths:

We will solve it by using this formula:

[tex]\boxed{\mathfrak{\purple {Median = \frac{1}{2}(lower \: base+upper \: base)}}}[/tex]

[tex]\boxed{\mathcal{\purple { XY = \frac{1}{2}( CO+PY)}}}[/tex]

[tex] \green{ \sf4m + 3 = \frac{1}{2} (2m - 10 + 3m + 37)}[/tex]

[tex] \red \implies \green{ \sf4m + 3 = \frac{1}{2} (5m+ 27)}[/tex]

[tex] \red \implies \green{ \sf4m + 3 = \frac{5}{2} m + \frac{27}{2} }[/tex]

[tex] \red \implies \green{ \sf8m + 6 = 5m + 27 }[/tex]

[tex] \red \implies \green{ \sf8m + 6 - 5m = 27 }[/tex]

[tex] \red \implies \green{ \sf8m - 5m= 27 - 6 }[/tex]

[tex] \red \implies \green{ \sf3m = 21 }[/tex]

[tex] \boxed{ \mathfrak{ \red{m = 7}}}[/tex]

[tex] \blue \longmapsto \orange{ \tt \: XY =4m + 3}[/tex]

[tex] \blue \longmapsto \orange{ \tt \: XY =4(7) + 3}[/tex]

[tex] \blue \longmapsto \orange{ \tt \: XY =28 + 3}[/tex]

[tex] \boxed{ \underline{ \underline{ \blue \longmapsto \orange{ \tt \: XY =31}}}}[/tex]

[tex] \purple \longmapsto \pink{ \tt \: CO = 2m - 10}[/tex]

[tex] \purple \longmapsto \pink{ \tt \: CO = 2(7) - 10}[/tex]

[tex] \purple \longmapsto \pink{ \tt \: CO = 14 - 10}[/tex]

[tex] \boxed{ \underline{ \underline{ \purple \longmapsto \pink{ \tt \:CO=4}}}}[/tex]

[tex] \purple \longmapsto \pink{ \tt \: PY = 3m + 37}[/tex]

[tex] \purple \longmapsto \pink{ \tt \: PY = 3(7) + 37}[/tex]

[tex] \purple \longmapsto \pink{ \tt \: PY = 21 + 37}[/tex]

[tex] \boxed{ \underline{ \underline{ \purple \longmapsto \pink{ \tt \:PY=58}}}}[/tex]

Answer: b

Step-by-step explanation:

The measure οf ∠Y is 51 degrees.

An inscribed angIe in a circIe is an angIe fοrmed by twο chοrds in the circIe that have a cοmmοn endpοint, with the vertex οf the angIe οn the circIe. The measure οf the inscribed angIe is haIf the measure οf the intercepted arc that Iies inside the angIe.

The measure οf ∠Y can be determined using the prοperty that an inscribed angIe in a circIe is haIf the measure οf the intercepted arc.

Since the arc XZ is 86 degrees, the measure οf the inscribed angIe XYZ is 86/2 = 43 degrees.

AngIe X Y Z is the sum οf angIes XYZ and YXZ. Let's caII the measure οf angIe YXZ as α.

AngIe X Y Z = ∠XYZ + ∠YXZ

∠Y = 180° - ∠XYZ - ∠YXZ = 180° - 43° - α

Nοw, the angIe α is the exteriοr angIe οf triangIe YXZ, and it is equaI tο the sum οf the οppοsite interiοr angIes, XYZ and YXZ.

α = ∠XYZ + ∠YXZ

α = 43° + α/2

SοIving fοr α, we get:

α = 86°

Substituting α = 86° in the expressiοn fοr ∠Y, we get:

∠Y = 180° - 43° - 86° = 51°

Therefοre, the measure οf ∠Y is 51 degrees.

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Answer:

y=2x+10

Explanation: They start with paying $10 and have to pay and extra $2 for each time at the concession stand.

A. The length of the cord needed to reach corner C is 17.6 m

B. The distance between the electrical outlet and corner N is 14.3 m

The length of the cord needed can be obtained as follow:

Sine θ = opposite / hypotenuse

Sine 27 = 8 / Length of cord

Cross multiply

Length of cord × sine 27 = 8

Divide both sides by sine 27

Length of cord = 8 / sine 27

Length of cord = 17.6 m

First, we shall determine the length OB. Details below:

Tan θ = Opposite / Adjacent

Tan 27 = 8 / Length OB

Cross multiply

Length OB × tan 27 = 8

Divide both sides by tan 27

Length OB = 8 / tan 27

Length OB = 15.7 m

Finally, we shall determine the distance between the electrical outlet and corner N. Details below:

Length BN = Length OB + Length ON

30 = 15.7 + Distance

Collect like terms

Distance = 30 - 15.7

Distance = 14.3 m

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Answer:

if sales tax was 6.75 dollars, then 31.75 is the total cost. If it’s in percent, the total cost is 26.69

Step-by-step explanation:

1).    12.5(2) = 25

2).    25 + 6.25 = 31.25

OR

2).    25(1.0675)=26.69

The distance that the person will be able to cover in an hour would be = 45 miles

The distance that the individual covers in in 40 mins = 30 miles.

Therefore in an hour(60 mins) the distance would be = X mile

That is ;

40 mins = 30 miles

60 mins = X

make X the subject of formula;

X = 60×30/40

X = 1800/40

x = 45 miles.

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Tο maximize its prοfits, the cοrpοratiοn shοuld thus sell the phοnes fοr $250 as the value οf x that οptimizes the functiοn [tex]r(x) = x[/tex].

A functiοn in mathematics is a principle οr cοnnectiοn that links οne input value tο οne οutput value. A functiοn, in mοre technical terms, is a cοllectiοn οf οrdered pairs (x, y) where there is precisely οne y fοr every x.

The argument οr independent variable is the input value x, and the value οr dependent variable is the οutput value y. Algebraic equatiοns, tables, diagrams, and verbal explanatiοns are just a few οf the nοtatiοns that can be used tο represent functiοns.

Finding the value οf x that οptimizes the functiοn r(x) = x will help us determine the price that will generate the mοst prοfit (1000 - 2x).

We can start by simplifying and expanding this functiοn:

[tex]r(x) = 1000x - 2x^2[/tex]

We can nοw take the derivative οf this functiοn with respect tο x and put it equal tο zerο in οrder tο determine the highest value οf r(x):

[tex]r'(x) = 1000 - 4x = 0[/tex]

After finding x, we οbtain:

[tex]x = 250[/tex]

Tο maximize its prοfits, the cοrpοratiοn shοuld thus sell the phοnes fοr $250.

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The five in 35.76 is 100 times bigger than the five in 26.95.

Here we want to compare the values of the 5's in two different numbers, which are 35.76 and 26.95.

To compare them we need to compare the place value in which each five is.

To compare them, just write the numbers but replacing all the other values by zeros:

35.76 = 05.00 = 5

26.95 = 00.05 = 0.05

Now take the quotient of these two, we will get:

5/0.05 = 100

Thus, the 5 in 35.76 is 100 times bigger than the 5 in 26.95.

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Answer: 41

Step-by-step explanation:

-26+z =1 5

       z= 15+26

       z= 41

Answer:

z = 41

Step-by-step explanation:

-26 + z = 15.                      | + 26
-26 + z + 26 = 15 + 26
z = 41

Answer:

Starting with:

-15 > -11 + w

Add 11 to both sides:

-15 + 11 > w

Simplifying:

-4 > w

Therefore, the solution for the inequality -15 > -11 + w, when solved for w, is:

w < -4

The number of students that will receive the attendance award is 26. The correct option is a.

A % is a quantity or ratio that, in mathematics, represents a portion of one hundred. A dimensionless relationship between two numbers can be represented in a variety of ways, such as through ratios, fractions, and decimals.

We must first ascertain how many students will be recognized. We can achieve this by dividing the overall number of students (650) by the proportion of recipients (4%). 650 x 0.04 = 26 Hence, 26 kids will be recognized for their flawless attendance.

According to the given conditions, 650 students and 4 will receive a perfect attendance award.

650 x 4% = 26

Therefore, the correct option is a, 26.

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The options are:

26

25

24

23

The number is 9.

The three main types of linear equations are the standard form, the point-slope form, and the slope-intercept form.

We can begin by converting the following phrase into an equation:

The formula for "seven bigger than the product of a number and three" is as follows:

x/3 + 7

where x stands in for the unidentified number.

Seven more than the result of a number and three equals 10, according to the following formula.

x/3 + 7 = 10

When you take 7 out of both sides of the equation, you get:

x/3 = 3

When both sides of the equation are multiplied by 3, the result is:

x = 9

Hence, the answer is 9.

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To find the value of the angles we must take as reference the angles that have their value.

To find the value of the missing angles we must take as reference the angles that are labeled with their value. Additionally, we must take into account that the internal angles of a triangle must add up to 180° and the angles of a straight line are 180°. According to the above, the missing angles are:

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The correct coordinates of the center of dilation are (2.8, 3.8).

What is dilation?

In geometry, dilation is a transformation that changes the size of an object. When a figure is dilated, each point of the original figure is moved away from or toward the center of dilation.

Dylan's claim is incorrect because the center of dilation is not necessarily located on the line segment PP'.

To find the center of dilation, we need to locate the image point of a known point after dilation.

Let's consider a point Q on the same line as PP', but on the other side of P', such that PQ = 1 unit. After dilation with a scale factor of 4, the image of Q will be on the line passing through P and P'. Let's denote this image point by Q'.

Since PQ : P'Q' = 1 : 4, the distance from P to Q' is 4 units. Similarly, since PP' : PQ' = 1 : 5, the distance from P to Q' is 5 times the distance from P to P'. Thus, the distance from P to P' is 1 unit and the distance from P to Q' is 5 units.

Therefore, the center of dilation is located on the line passing through P and Q', and is 4 units away from P and 1 unit away from Q'.

Using the midpoint formula, we can find the coordinates of the center of dilation:

[tex]x &= \frac{1}{2}(4.8 + 0.8)[/tex]

[tex]&= 2.8[/tex]

[tex]y &= \frac{1}{2}(3.2 + 4.4)[/tex]

[tex]&= 3.8[/tex]

Thus, the correct coordinates of the center of dilation are (2.8, 3.8).

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The type of transformation represented in the figure is the translation transformation i.e. (c) none of these

Given the triangles ABC and A'B'C'

The transformation between the triangles is translation

The translation transformation is a type of transformation that moves an object without changing its size, shape, or orientation.

This transformation involves sliding an object in a particular direction by a certain distance, either horizontally or vertically.

In this case, the direction is horizontally and vertically

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Answer:

5.5 hours

Step-by-step explanation:

Volume of a cylinder = π(d/2)²h

V = (3.14)(8/2)²(1.2) = 60.288 m³

fill rate = 11 m³/hr

time to fill the pool = (60.288 m³)(1 hr/11 m³) = 5.48 hr ≈ 5.5 hrs

The larger angle of the right triangle is 139 degrees.

A right-angled triangle is a type of triangle that has one of its angles equal to 90 degrees. The other two angles sum up to 90 degrees. The sides that include the right angle are perpendicular and the base of the triangle. The third side is called the hypotenuse, which is the longest side of all three sides.

The three sides of the right triangle are related to each other. This relationship is explained by Pythagoras theorem

In a right triangle, one of the angles is 90 degrees. Let x be the measure of the other acute angle. Then we have:

sin x = cos (90° - x)

We can use this identity to rewrite the given equation as:

sin (9x - 4)° = sin (90° - (10x - 1)°)

Using the identity sin (90° - θ) = cos θ, we can simplify this equation to:

sin (9x - 4)° = cos (10x - 1)°

sin (9x - 4)° = sin ((90°) - (10x - 1)°)

sin (9x - 4)° = sin (10x - 91)°

Since sin θ = sin (180° - θ), we have:

9x - 4 = 180° - (10x - 91)°

9x - 4 = 271° - 10x

Simplifying and solving for x, we get:

19x = 275

x = 275/19

Now, the larger angle of the right triangle is either 9x - 4 or 10x - 1, depending on which is larger. We can calculate both angles and compare them:

9x - 4 = 9(275/19) - 4 = 121°

10x - 1 = 10(275/19) - 1 = 139°

Therefore, the larger angle of the right triangle is 139 degrees.

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If Jake whittles little wooden figurines and begins to sell them. If the demand function for his figurines is given by D(q) = 80 - 1.25q and the supply function is S(q) = 0.75g. The equilibrium quantity is  40 units.

Given the demand function D(q) = 80 - 1.25q and the supply function S(q) = 0.75q, we can find the equilibrium quantity by setting these two functions equal to each other and solving for q:

D(q) = S(q)

80 - 1.25q = 0.75q

Simplifying this equation, we get:

2q = 80

q = 40

Therefore, the equilibrium quantity is q = 40. At this quantity, the quantity demanded is:

D(q) = 80 - 1.25q = 80 - 1.25(40) = 30

And the quantity supplied is:

S(q) = 0.75q = 0.75(40) = 30

Thus, the equilibrium quantity of Jake's wooden figurines is 40 units.

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Answer:

Step-by-step explanation:

The president, vice-president, secretary and treasurer are four different positions that need to be filled by ten individuals.

Therefore, the number of ways to elect the president is 10. After electing the president, the number of candidates available for the vice-president position reduces to 9. Similarly, after electing the president and the vice-president, the number of candidates available for the secretary position reduces to 8. Finally, after electing the president, vice-president, and secretary, the number of candidates available for the treasurer position reduces to 7.

Using the multiplication principle of counting, we can find the total number of possible combinations for all four positions by multiplying the number of candidates for each position:

Total number of ways to elect all four positions = (number of candidates for president) x (number of candidates for vice-president) x (number of candidates for secretary) x (number of candidates for treasurer)

= 10 x 9 x 8 x 7

= 5,040

Therefore, there are 5,040 different ways that Sea Esta can elect a president, vice-president, secretary, and treasurer from its board of directors.

Therefore, the difference between the most common and least common amounts on the line plot is 8.

"Least common" refers to the item or value that appears the fewest number of times in a given set or group. For example, if you have a set of numbers {2, 4, 2, 5, 3, 4, 1}, the least common number in the set is 1 because it appears only once, while the most common number is 2 and 4 because they both appear twice. In a line plot, the least common amount is the one that appears the fewest number of times on the p.

Given by the question.

To find the difference between the most common and least common amounts on a line plot, follow these steps:

Look at the line plot and identify the most common amount. This is the amount that appears the most frequently on the plot.

Look at the line plot and identify the least common amount. This is the amount that appears the least frequently on the plot.

Subtract the least common amount from the most common amount. The result will be the difference between the most common and least common amounts on the line plot.

For example, if the most common amount on the line plot is 10 and the least common amount is 2, then the difference would be:

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