What is the equation of the line that passes through the point (4,−2) and has an undefined slope?

Answers

Answer 1
Undefined Slopes

When a line has an undefined slope, it means that it is a vertical line. Vertical lines are written in the following form:

[tex]x=d[/tex], where d is the x-interceptThe x-intercept of a vertical line is the value of x when y=0

Solving the Question

For any vertical line, the x-coordinate is constant. This means that for any point that falls on the line, the x-coordinate will always be the same.

If we're given that the line passes through the point (4,-2), this means that the x-coordinate for every piont this line passes through is 4.

In other words, the x-intercept of this line is 4.

[tex]x=4[/tex]

Answer

[tex]x=4[/tex]


Related Questions

A cone has a height of 6 inches and a radius of 7 inches. What is the volume? Keep your answer in terms of pi.

Answers

Answer:

V≈307.88in³

Step-by-step explanation:

V=πr2h

3=π·72·6

3≈307.87608in³

Answer:

[tex]98\pi[/tex]

Step-by-step explanation:

The formula of the volume of a cone is given by [tex]V=\frac{\pi r^2h}{3}[/tex], which, applying the values yields [tex]V=\frac{\pi 7^26}{3} = 98\pi[/tex]

Find the determinant of this matrix:
[tex]\left[\begin{array}{ccc}0&1\\1&0\end{array}\right][/tex]

Answers

Answer:

-1

Step-by-step explanation:

Formula to the determinant is:

[tex]\left[\begin{array}{ccc}a&b\\c&d\end{array}\right] = ad-bc[/tex]

0(0)–1(1)

0-1

-1

Answer:

-1

Step-by-step explanation:

Formula: ad-bc

0(0) - 1(1)

0-1

-1

3. Find the probability that a point chosen randomly inside the rectangle is in each given shape. Round to
the nearest hundredth.

Answers

Answer:

20% probability

Step-by-step explanation:

First, we need to calculate the area of all the figures inside the rectangle.

Area of triangle= 1/2 BH

So, 3x2=(6)

Area of Square= L^2

3x3=(9)

Area of rectangle= LxW

=60.

60+9+6= 75.

75 is the total area.

Now, lets find the added area of only the triangle and square.

9+6= 15

The probability will be 15/75=

Convert into percent form

= 20%

Hope this helps and please mark me brainliest :)

Answer:

20% probability

Step-by-step explanation:

20% probability

20% probability

20% probability

20% probability

Larry owns an automobile dealership. Last week, he received a shipment of 160 automobiles.
He now has 938 automobiles for sale. How many automobiles did Larry have before the
shipment?

Answers

Larry had 778 automobiles before he had the shipment.

Which graph represents an exponential function?

Answers

Answer:

The first one

Step-by-step explanation:

As x increases, the value of y approaches infinity. As x decreases, the value of y approaches 0.

Hope it helps

Each member of a 5-member cross-country team runs a course. Their individual times are as follows:

2 hours 17 minutes
2 hours 48 minutes
1 hour 53 minutes
2 hours 19 minutes
1 hour 38 minutes

The team’s overall score is the average number of minutes it takes for its members to complete the course. What is this team’s score?

Answers

Step-by-step explanation:

the average is the sum of all data points divided by the number of data points (5).

2 hours 17 minutes

2 hours 48 minutes

1 hour 53 minutes

2 hours 19 minutes

1 hour 38 minutes

------------------------------

8 hours 175 minutes

175 minutes = 2 hours 55 minutes

so, we need to add this to the 8 hours and get

10 hours 55 minutes

this we need to divide by 5 for the average time

(10 hours 55 minutes) / 5 = 2 hours 11 minutes =

= 2×60 + 11 = 120 + 11 = 131 minutes.

so, their score is 131.

you build a two-person tent, as shown. How many square feet of material is needed to make the tent, assuming the tent has a floor?​

Answers

The material is needed to make the tent, assuming the tent has a floor would be equal to 36/√3.

What is a triangular prism?

Connect three rectangles edge to edge. Now close their triangular mouths from both ends. That shape is called a triangular prism.

Let the tent width be w and the given Length is 6 feet.

[tex]tan\theta = \dfrac{opposite }{adjecent} \\\\tan60 = \dfrac{h}{w/2} \\\\\sqrt{3} = \dfrac{6}{w/2} \\\\\sqrt{3} = \dfrac{12}{w} \\\\w = \dfrac{12}{\sqrt{3} }[/tex]

[tex]sin60 = \dfrac{opposite }{hypotenuse} \\\\sin60 = \dfrac{6}{x}\\\\x = \dfrac{6}{\sqrt{3}/2 }\\\\x = \dfrac{12}{\sqrt{3} }[/tex]

The area of the front tent =

[tex]\dfrac{1}{2} \times base \times height\\\\\dfrac{1}{2} \times w\times h\\\\\\\dfrac{1}{2} \times 12/\sqrt{3} \times 6\\\\\dfrac{36}{\sqrt{3} }[/tex]

The area of the back tent is also the same.

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Given: r(x) = x3 - 7, k(x) = 5 ln (2x) Find: (k ○ r) (x)

Answers

The value of (k ○ r) (x) from the given parameters in the task content is; 5 ln(2x³ -14)

What is (k ○ r) (x) from the task content?

If follows from the task content that;

r(x) = x³ - 7 and k(x) = 5 ln (2x)

It therefore follows that;

(k ○ r) (x) = k(r(x)) = 5 ln (2(x³-7)).

On this note, the expression which represents (k ○ r) (x) is; 5 ln(2x³ -14).

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Let assume "M" is the midpoint of the segment AB. Find AM. AM= x+7 MB=2x A. 7 B. 14 C. 12 D. 9

Answers

The length of the line segment AM, which is a part of line segment AB when it is divided into two equal parts by Midpoint M is 14 units.

What is midpoint?

For a line segment, mid-point is the middle point of it which divides the line segment into the two equal parts.

Let assume "M" is the midpoint of the segment AB. The value of has to be found out. It is given that,

[tex]AM= x+7 \\MB=2x[/tex]

In this line segment AB, M is midpoint. Thus, it divide the line segment into two equal parts of AM and MB.  Thus,

[tex]x+7=2x\\2x-x=7\\x=7[/tex]

Put the value of x in AM,

[tex]AM=x+7\\AM=7+7\\AM=14\rm\; units[/tex]

Thus, the length of the line segment AM, which is a part of line segment AB when it is divided into two equal parts by Midpoint M is 14 units.

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A caterpillar moves at a constant speed of 1/2 inches per second. Let x represent the time travel in seconds and y represent the distant travel in inches. I Really need help with this!

Answers

Step-by-step explanation:

Expression = 1/2x = y

Easy algebraic expression

~Done~


Solve cos 0 = 1 for 0, where 0º = 0 < 90°.

A) 60°
B) 0°
C)90
D)30

Answers

Answer:

to you in 1980 is the lol in lol1234in lol to you in the kids in the lero girl

Please Help!!!!
Using the slope​ formula, find the slope of the line through the given points. (12,0) and (2,-5)

Answers

Answer: The slope is 1/2

Step-by-step explanation:

Calculate the rise (change in y-component) divided by the run (change in x-component).

rise = 0 - (-5) = 5

run = 12 - 2 = 10

slope = 5/10 = 1/2

At a Harare swimming club, there are 35 girls and 25 boys. . In a Bulawayo swimming club, there are 22 girls and 14 boys. Which swimming club has the greatest proportion of girls? Explain how you worked out your answer. ​

Answers

Answer:

  Bulawayo

Step-by-step explanation:

Proportions can be compared numerous ways. Here, we find it convenient to look at the difference between girls and boys relative to the number of boys.

__

Harare

With 35 girls and 25 boys, there are 10 more girls than boys. 10 is less than half of the number of boys, so the ratio of girls to boys is less than 1.5.

Bulawayo

With 35 girls and 15 boys, there are 8 more girls than boys. 8 is more than half of the number of boys, so the ratio of girls to boys is more than 1.5.

Comparision

"More than 1.5" is greater than "less than 1.5", so Bulawayo has the greatest proportion of girls.
_____

Additional comment

As a fraction of the total, the proportions of girls are ...

  Harare: 35/(35+25) = 35/60 = 7/12 = 21/36

  Bulawayo: 22/(22+14) = 22/36 . . . . . . greater than 21/36.

A two-variable inequality is shown in the graph.



Which point is not included in the solution set for the inequality?

(–1, 3)
(0, 4)
(1, 5)
(2, 4)

Answers

The point which is not included in the solution set for the inequality of the two-variable inequality shown in the graph is (-1,3).

How to graph the inequality?

Inequality of a graph is represented with the greater then(<), less then(>) or with the other inequity signs. The inequality line on the graph is represented with the dotted lines.

A two-variable inequality is shown in the graph. It is a parabola.  The vertex form of parabola is the equation form of quadratic equation which is used to find the coordinate of vertex points at which the parabola crosses its symmetry.

The standard equation of the vertex form of parabola is given as,

[tex]y=a(x-h)^2+k[/tex]

Here, (h, k) is the vertex point. In the graph, vertex points are (1,2). Thus, the equation become,

[tex]y=a(x-1)^2+2\\[/tex]

By the point of graph (0,3), find the value of a,

[tex]3=a(0-1)^2+2\\3=a+2\\a=3-2\\a=1[/tex]

Thus, the equation become,

[tex]y=1(x-1)^2+2\\y=x^2-2x+1+2\\y=x^2-2x+3\\[/tex]

The graph of this line is attached below. In this graph only point (-1,3), does not fall hence, does not satisfy the equation.

Thus, the point which is not included in the solution set for the inequality of the two-variable inequality shown in the graph is (-1,3).

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Answer:

Its (-1,3)

Step-by-step explanation:

Find the surface area of this rectangular prism. Be sure to include the correct unit in your answer.

Answers

Answer:

the answer is in the picture

The cost of buying a small piece of land in a remote village since the year 1990 is represented by the following table: Time (years) Cost (thousands of dollars) 0. 30 36.9 44.1 51.1 57.9 65.1 21 4 6 8 10

which modle for C(t), the cost of the piece of land t years since 1990, best fits the data?

C(t) = 30 × (1.23)^t
C(t) = 30 + 7t
C(t) = 30 + 3.5t
C(t) = 30 × (1.12)^t​

Answers

Answer:

Step-by-step explanation:

C(t)=30+3.5t

hope this help yw and can i get brainly pls

50 points please help

The ceiling of Stacy's living room is a square that is 22 ft long on each side. Stacy knows the diagonal of the ceiling from corner to corner must be longer than 22 ft, but she doesn't know how long it is.

Solve for the length of the diagonal of Stacy's ceiling in two ways:

(a) Using the Pythagorean Theorem.

(b) Using trigonometry.

Round each answer to the nearest whole number and make sure to show all your work. (Hint: the answers should be the same!)

Answers

#a

H²=P²+B²

P and B are sides of square

H²=22²+22²H²=484+484H²=968H≈22√2ftH≈31ft

#b

Apply cosines

cos45=22/H1/√2=22/HH=22√2ft=31ft

combine the like terms to create an equivalent expression
-3z - z

Answers

Answer:

Coefficient 1.2. Exponent 1.3. Variable or Base

Step-by-step explanation:

The speed of the jet Alyssa flew on from Boston to London was 480 mph. On her return flight, the speed of the jet was 600 mph with a tail wind. What was Alyssa's average speed on the round trip? Round your answer to one decimal place.

Answers

Answer:

533.3mph

Step-by-step explanation:

On Saturday, the fruit and juice bar was selling 21 glasses of fruit punch an hour. By 4 p.m., they had sold 126 glasses. If their goal was to sell more than 252 glasses of fruit punch, find the number of hours, h, they must stay open to make their goal.
A.
h > 12
B.
h > 8
C.
h > 6
D.
h > 14

Answers

Answer:

option C, 6

Step-by-step explanation:

If we subtract 252 - 126

we get 126 then divide by 21 to get 6.

therefore 6 hours

edit: If you liked my answer Brainlist Please.

What is the surface area of this design?
400in
256in
640in
384in

Answers

Answer:

I don’t know

Step-by-step explanation:

Explanation: the answer is 348 inches because it is

BRAINLIEST +STARSS!!!

Question 1 (6 points) Retake question ✓ Saved
Anthony's sink is shaped like a half-sphere, and it has a volume of 512n cubic inches.
It is completely full of water, and he has two different cylindrical cups he can use to
scoop it out.
The blue cup has a diameter of 4 in. and a height of 8 in., and the green cup has a
diameter of 8 in. and a height of 8 in.. How many cupfuls of water will it take for him
to empty his sink using each cup?
In your answer, give the number of cupfuls it will take to empty the sink using each
cup, and then explain how you calculated it.

Answers

Answer:

The green would take 4 and the blue would take 16 times respectivly.  I did it by finding the volumes of the cups in terms of pi, then dividing it by the volume of the sink.

Step-by-step explanation:

So the volume of the whole half sphere is 512pi.

Now we have to find the volumes of the cup.

Equation: [tex]\pi r^2h[/tex]

Blue cup:

[tex]\pi 2^2(8)\\\pi 4(8)\\\pi 32[/tex]

It would take 16 times to drain it completly.

Green cup:

[tex]\pi 4^2(8)\\\pi 16(8)\\\pi 128[/tex]

It would take 4 times to drain it completly.

PLEASE HELP I WILL GIVE 40 pts

Answers

Answer:

option C is the answer

Step-by-step explanation:

I think it will help you

dan makes pizza. he puts 6 pepperoni on each pizza. he makes 7 pizzas.

how many pepperonis does he use?

Answers

if he has 6 pepperoni and he puts them on 7 pizzas

6x7=42

help me please what is 5y – 4n

Answers

Answer:

8

Step-by-step explanation:

y = 4 and n = 3

5y - 4n = 5(4) - 4(3)

= 12

Answer:

−4n+5y

Step-by-step explanation:

Which of the following scenarios MUST represent two independent events?

P(blue) = 20%, P(green) = 60%, P(blue and green) = 13%

P(blue) = 40%, P(green) = 30%, P(blue and green) = 13%

P(blue) = 70%, P(green) = 30%, P(blue and green) = 21%

P(blue) = 80%, P(green) = 20%, P(blue and green) = 18%

Answers

Answer: C) P(blue) = 70%, P(green) = 30%, P(blue and green) = 21%

Step-by-step explanation:

Given probabilities P(A) AND P(B) are independent, the probability that both events to occur is given by:

P(A)∩P(B)

thus from the example, independent events will be:

P(blue)=70%, P(green)=30%, P(blue and green)=21%

Because:

P(blue)∩P(green)=0.7×0.3=0.21=21%

What is the following product?

3 StartRoot 2 EndRoot (5 StartRoot 6 EndRoot minus 7 StartRoot 3 EndRoot

Answers

The answer to this question is C

Help Me On This!!

[tex] \\ \\ \\ [/tex]

Answers

Answer:

First Find the Radius of Cake by dividing 40/2

Now Find Area of the cake of Bottom

And Then Use the Formula to calculate volume of Circle

Cross Section Area=π Square

Bole of Circle 4/3π× radius cube

Answer:

24,727.5 cm³

Step-by-step explanation:

Information to keep in mind

r₁ = 20 cm (bottom layer)r₂ = 20/2 = 10 cm (middle layer)r₃ = 10/2 = 5 cm (top layer)h (of each layer) = 15 cm

Formula of a cylinder

V = πr²h

Volume (total)

V = πr₁²h + πr₂²h + πr₃²hV = πh (r₁² + r₂² + r₃²)V = 3.14 x 15 ([20]² + [10]² + [5]²)V = 47.1 (400 + 100 + 25)V = 47.1 (525)V = 24,727.5 cm³

= $3500
= $4750
What is the value of each?

Answers

Answer:

The boat is 2000 and the bird is 750.

Step-by-step explanation:

1. 750+750=1500

1500+2000=3500

2. 2000+2000=4000

4000+750=4750

Ms. King wants to add a triangular deck in
the yard behind her house. Each side is to be
18 feet long. Find the length of the railing
that will fit completely around the deck.
Then find the area of the deck.

Answers

Look we’re it says 13

The length of the railing that will fit completely around the deck is 54 feet. The area of the triangular deck is approximately 164.25 square feet.

To find the length of the railing that will fit completely around the triangular deck, we need to calculate the perimeter of the triangle. The perimeter of a triangle is the sum of the lengths of all three sides.

Since each side of the triangular deck is 18 feet long, the perimeter (P) can be calculated as:

P = 18 feet + 18 feet + 18 feet

P = 54 feet

So, the length of the railing that will fit completely around the deck is 54 feet.

Next, let's find the area of the triangular deck. The area of a triangle can be calculated using the following formula:

Area (A) = (1/2) * base * height

Since the triangle is equilateral (all sides have the same length), any side can be considered as the base, and the height can be drawn from any vertex to the midpoint of the opposite side.

Let's consider one of the sides (18 feet) as the base. Now, to find the height, we can draw a perpendicular line from the vertex to the midpoint of the base, creating two right-angled triangles.

The height (h) of one right-angled triangle can be found using the Pythagorean theorem:

[tex]h^2 = (18 feet / 2)^2 + (18 feet)^2\\h^2 = 9 feet^2 + 324 feet^2\\h^2 = 333 feet^2\\[/tex]

h ≈ √333 feet

h ≈ 18.25 feet (rounded to two decimal places)

Now, we can find the area (A) of the triangular deck:

A = (1/2) * base * height

A = (1/2) * 18 feet * 18.25 feet

A ≈ 164.25 square feet (rounded to two decimal places)

So, the area of the triangular deck is approximately 164.25 square feet.

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