What is the distance between A(7, 4) and B(2, -8)?

Answers

Answer 1

Answer:

13 units

Step-by-step explanation:

Distance formula:

d = [tex]\sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}[/tex]

In this problem,

d = [tex]\sqrt{(7 - 2)^2 + (4 - -8)^2}[/tex]

d = [tex]\sqrt{(5)^2 + (12)^2}[/tex]

d = [tex]\sqrt{25 + 144}[/tex]

d =      [tex]\sqrt{169}[/tex]

d = 13


Related Questions

i really need help i have had the worst day and i just need help on one question please

Answers

Answer:

8:125

Step-by-step explanation:

24/375

simplify by dividng each by 3

= 8:125

Chris has 7/8 yard of purple ribbon and 1 1/6 yards of green ribbon. Chris has a total of 3 2/3 yards of ribbon. How many yards of Chris's ribbon are neither purple nor green?

A. 23/24
B. 1 5/8
C. 2 1/24
D. 2 1/2​

Answers

B, maybe not sure exactly but I think B

Write an equation in standard form of the line that passes through (7,-3) and has a slope of 4.

Answers

Answer:

equation of line

step one

(7,-3) (x,y)

slope = y-(-3) = 4

x-7 1

= 4(x-7) = 1(y+3)

4x-28=y+3

4x-28-y-3 =0

4x-y-31=0

equation of line is = 4x-y-31=0

what is the slope for 10 and 11?

Answers

Slope for 10 is just x because rose over run is 1
And the slope for 11 is 2/3x

Which is an example of why higher education typically has a positive return on investment (ROI)?

a)The jobs you can get with higher education will earn more money than jobs without a degree or certificate.

b)Higher paying jobs come with experience, not with earning a degree or certificate.

c)Higher education usually results in a lot of debt which can be difficult to afford.

d)The highest paying jobs come with a high school diploma which is an important reason to finish high school.

Answers

The jobs you can get with higher education will earn more money than jobs without a degree or certificate.

What is return on investment?

The term return on investment refers to the profit that one makes from an investment. Higher education is a very profitable investment for an individual.

The example of why higher education typically has a positive return on investment (ROI) is the jobs you can get with higher education will earn more money than jobs without a degree or certificate.

Learn more about ROI: https://brainly.com/question/12908738

Question 1 of 10
f(x) = 2x
9(2) = 2x + 1
Find
(1) (2). Include any restrictions on the domain.
O A. (1) (x) = 42,0 +-
O B. (1) (x) = 272, 220
Oc. (3)(c) = = +0
OD. (1) (x) = 4,27-2
(=
(2)
see photo for correct format

Answers

[tex] \frac{f}{g} = \frac{ \sqrt[3]{2x} }{2x + 1} [/tex]

Set the denominator not equal to zero.

2x+1 ≠ 02x ≠ -1x ≠ -1/2

Letter A is your answer.

How many minutes does it take arnob to catch up to kathleen? 9.8 10 73.5 75

Answers

Answer:

so the anwer is d 75

75

D

.......

Answer:

75

Step-by-step explanation:

i got it right

whats the answer? look at photo plsssss

Answers

y = 1

A simple formula to solve inverse relations is y+x=k, where k is a constant

(8)+(-3) = 5

Now using 5 as the constant and x = 4, y can be solved by doing 4 + y = 5

y = 1

Can someone explain this to me , I'm behind in a lot of homework ​

Answers

Answer:

13: 16

14: 6.28

15: √45

Step-by-step explanation:

13: Count the number of spaces from A to D or B to C, which is 4.

Then, count the number of spaces from A to B or C to D, which is also 4.

After that, multiply the two numbers. You should now have an answer of 16.

14: You want to find the diameter of the circle, which is 2.

Then, multiply 2 by 3.14, aka pi. You should now have an answer of 6.28.

*15: Count the number of spaces from A to C, which is 6.

Then, count the number of spaces from A to B, which is 3.

After that, square both of the numbers. 6 x 6 = 36 and 3 x 3 = 9.

Now, the final step. Add both numbers together. 36 + 9 = 45.

You should now have an answer of √45.

I hope this helped!

*Solved using the Pythagorean theorem. Steps one and two can be done in the opposite order.

lnx=-3
the answer in the textbook says it becomes x=e^-3 which I agree with, but then it gives 0.05 as the answer to solving it, I just don't understand how they found 0.05. Can anyone explain how to get 0.05 from x=e^-3?

Answers

Answer:

because It's rounded to the nearest hundred place

Step-by-step explanation:

Given equation:

[tex] \ln(x ) = - 3[/tex]

recall that,

[tex] \ln(a ) = b \iff {e}^{b} = a[/tex]

remember, In is natural logarithm which is actually nothing but common logarithm with the base euler's number (e) . anyway rewriting lnx=-3 yields:

[tex] \ln( x ) = - 3\\ \iff {e}^{ - 3} = \frac{1}{ {e}^{3} } [/tex]

1/e³ is approximately 0.0497870684..... , rounding it to the nearest hundred place would be 0.05 which is the same answer as your textbook .

Pls help me with this​

Answers

Answer:

m<A=40˚, m<C = 90˚

Step-by-step explanation:

a line is 180˚, and half of a line (C) would be 90˚.  B + A has to equal 90˚, so A has to be 40˚

If m and n are whole numbers such that m^n = 121, then find the value of (m-1)^n+1.​

Answers

Because m and n are whole numbers, we only have 3 values for m, and 3 values for n :

[tex]1^{121} ; 11^{11} ;121^{1}[/tex] (or you can say because 121 only have the factors of 1 ; 11 ; 121, those are the only possible values for m and n, then conclude the possible values)

Now, we will substitute them in :

If m = 1 ; n = 121

[tex](1-1)^{121+1}[/tex] = 0

If m = 11 ; n = 11

[tex](11-1)^{11+1}[/tex] = 1000000000000

If m = 121 ; n = 1

[tex](121-1)^{1+1}[/tex] = 14400

write 1.257 multiply by 10 to the power of 5​

Answers

Answer:

1.257*10^5

Step-by-step explanation:

10 to the power of 5 : [tex]10^{5}[/tex]

1.257 multiply by 10 to the power of 5 : [tex]1.257[/tex] x [tex]10^{5}[/tex]


the mathematical answer of 1+1

Answers

Answer:

two

Step-by-step explanation:

one and add another one

Two because it’s like that

The function f(x)=log2x is transformed 4 units down and vertically compressed by a factor of 0.2 to become g(x).

Which function represents the transformation g(x)?

The answer is: g(x)=15log2(x)−4

Answers

Using translation concepts, it is found that function g(x) is given by:

[tex]g(x) = \frac{1}{5}\log_{2}{x} - 4[/tex]

What is a translation?

A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction in it's definition.

In this problem, the parent function is given by:

[tex]f(x) = \log_{2}{x}[/tex]

It was shifted 4 units down, hence:

[tex]g(x) = \log_{2}{x} - 4[/tex]

It was vertically compressed by a factor of 0.2, hence:

[tex]g(x) = \frac{1}{5}\log_{2}{x} - 4[/tex]

More can be learned about translation concepts at https://brainly.com/question/4521517

Answer:

g(x)=0.2 log[tex]_{2}[/tex] (x)−4

Step-by-step explanation:

A restaurant chain order £3940 of rice and £20 bags about how many £20 bags of rice did the chain order

Answers

Answer:

Step-by-step explanation:

HELPP FAST!!! URGENT!!
Of the 1250 students registered at the local high school, 30% of them did not vote during the student body elections. How many students did not vote?
A) 350
B) 425
C) 365
D) 375

Answers

Answer: D) 375

Step-by-step explanation:

    We will find 30% of 1,250 since 30% did not vote. A percent divided by 100 becomes a decimal.

30% / 100 = 0.3

1,250 * 0.3 = 375

      D) 375 students did not vote.



Give the appropriate theorem or postulate that can
be used to prove the triangles similar:

A. AA Postulate
B. ASA Postulate
C. SSS Postulate
D. SAS Postulate

Answers

Answer:

The right answer is A. AA Postulate

What is the mean of the data set?

{6, 7, 9, 8, 2, 4}

Enter your answer in the box.

Answers

6 + 7 + 9 + 8 + 2 + 4 / 6

36/6

6

6 is the mean.

Which expression represents the value of the series below? 3 7 11 15 ... 1,671

Answers

Answer:

Let n be the sequence number, starting with 0.  The first number is 3, each succeeding number is incremented by 4.  The nth number would have the value 3+4n

Step-by-step explanation:

Using the above formula yields the attached table of values.  We see that if n=417, that the value of 1,671 is correctly predicted.

The probability of obtaining a head when a certain coin is flipped is about 0. 65. Which of the following is closest to the probability that heads would be obtained 15 or fewer times when this coin is flipped 25 times?.

Answers

The probability that heads would be obtained 15 or fewer times when this coin is flipped 25 times is 0.370

How to determine the probability?

The given parameters are:

Sample size, n = 25Probability of success, p = 0.65Number of success, x ≤ 15

The probability is represented using the following binomial formula

[tex]P(x) = ^nC_x * p^x * (1 - p)^{n - x}[/tex]

Using the above formula, we have:

[tex]P(x \le 15) = 0.370[/tex]

Hence, the probability is 0.370

Read more about probability at:

https://brainly.com/question/251701

Patti puts 40 marbles in a bag. Each marble has a mass of 3 grams. What is the total mass of the bag of marbles? Show work

Answers

Answer:

120 grams

Step-by-step explanation:

Since each marble has a mass of 3 grams and there are 40 marbles, simply multiply 40 * 3 which is 120 grams.

PLS HELP ITS MATH AND I DONT UNDERSTAND
No links pls and ty <3

Answers

Answer:

C=52.08π

Solution:Circumference of a circle:C=2πrwhereπ=3.14...r= radiusIn this case, r is equivalent to 26.04 ft.C=2π×26.04Multiply:C=52.08π (in terms of pi)

Hope it helps.

Do comment if you have any query.

Answer:

The last option [tex]52.08\pi[/tex] feet

Step-by-step explanation:

[tex]c=2\pi r=2\pi (26.04)=52.08\pi[/tex]

Hope this helps

HELP ME PLEASEEEE!!! 50 POINTS + BRAINLYEST!!!!
NO LINKS PLEASE!!!!!!

The graph shows two lines, A and B.

A coordinate plane is shown with two lines, A and B, graphed. Line A has a slope of negative 1 and crosses the y axis at 5. Lin
Picture's in the box bellow.
How many solutions are there for the pair of equations for lines A and B? Explain your answer. (5 points)

Answers

Answer:

For question 1)

Line A's Gradient= -1

y=-x+5 where 5 is the y-intercept

Line B's Gradient= 1

y=x+3 where 3 is the y-intercept

By equating two equations....

-x+5=x+3

2x+3=5

2x=2

x=1

1 solution

For question 2) answer would be the first option

Step-by-step explanation:

A trader sold a bag of sugar at kshs. 4000. The buyer was allowed a trade discount of 10%. If he pays the debt in two weeks and a cash discount of 3% if payment is made within one month. Calculate the amount the trader received if the buyer paid within 15days ​

Answers

Answer:

4,013 dollars

Step-by-step explanation:

will give brainliest if your answer is CORRECT

Answers

Answer:

I really don't know but i'm getting a gut feeling looking at B

Step-by-step explanation:

Like i said i don't know but b seems good enough

I want to say that it is B

Yesterday a car rental agency rented 4 convertibles and 30 other vehicles. Considering this data, how many of the first 68 vehicles rented today should you expect to be convertibles?

100 points and brainliest to answer

Answers

Answer:

8

Step-by-step explanation:

[tex]\sf Probability\:of\:an\:event\:occurring = \dfrac{Number\:of\:ways\:it\:can\:occur}{Total\:number\:of\:possible\:outcomes}[/tex]

Given:

number of convertibles = 4total number of vehicles = 30 + 4 = 34

[tex]\implies \sf P(convertible)=\dfrac{4}{34}=\dfrac{2}{17}[/tex]

To find the expected number of convertibles from the first 68 vehicles:

[tex]\begin{aligned}\implies \sf P(convertible) \times 68 & =\sf\dfrac{2}{17} \times 68\\\\ & = \sf8\end{aligned}[/tex]

Answer:

30 other vehicles + 4 convertibles = 34 cars

34 * 2 = 68

30 * 2 other vehicles + 4 * 2 convertibles = 68 cars

60 other vehicles and 8 convertibles

hope it helps you

5/3 as a mixed number​

Answers

Answer:

[tex]1\frac{2}{3}[/tex]

3x^2=4x+3 Solve using quadratic formula

Answers

Answer:

The answer is in a picture, and please mods, check the picture before deleting it can be helpful sometimes.

Step-by-step explanation:

Here it is:

For each ordered pair, determine when weather it’s a solution to 7x -6y=19
Solutions:
(7,5)
(1,-2)
(-5,3)
(-4,0)

Answers

Answer:

Options A and B

Solution:In order to determine whether or not an ordered pair is a solution to an equation, plug in the values of x and y:7x-6y=197(7)-6(5)=1949-30=1919=19We have a true statement. Therefore, the ordered pair is a solution to the equation 7x-6y=19.Let's try the other ordered pairs.7(1)-6(-2)=197+12=1919=19Here's another true statement.Let's check the remaining two options:7(-5)-6(3)=19-35-18=19-53≠19Here we have a false statement.7(-4)-6(0)=19-28-6=19-34≠19Therefore, the ordered pairs that make this equation true are (7,5) and (1,-2)

Hope it helps.

Do comment if you have any query.

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