A line passes through the origin and has a slope of -3 what is the equation of the line that is perpendicular to the first line and passes through the point (3,4)?

Answers

Answer 1

Answer: [tex]y=\frac{1}{3}x+3[/tex]

Step-by-step explanation:

The equation of the line is Slope-intercept form is:

[tex]y=mx+b[/tex]

Where "m" is the slope and "b" the y-intercept.

The slopes of perpendicular lines are negative reciprocal.

Then, if the slope of the first line is -3, the slope of the other line must be:

[tex]m=\frac{1}{3}[/tex]

Substitute the point (3,4) into the equation and solve for b:

[tex]4=\frac{1}{3}(3)+b\\ 4-1=b\\b=3[/tex]

Then the equation of this line is:

[tex]y=\frac{1}{3}x+3[/tex]

Answer 2

ANSWER

[tex]y= \frac{1}{3} x + 3[/tex]

EXPLANATION

We want to find the equation of a line which is perpendicular to another line with slope -3 and passes through (3,4).

Our line of interest is has a slope that is the negative reciprocal of -3

[tex]m = - \frac{1}{ - 3} = \frac{1}{3} [/tex]

The equation is given by

[tex]y-y_1=m(x-x_1)[/tex]

We substitute the point and slope to get:

[tex]y-4= \frac{1}{3} (x-3)[/tex]

Expand

[tex]y-4= \frac{1}{3} x-1[/tex]

[tex]y= \frac{1}{3} x-1 + 4[/tex]

[tex]y= \frac{1}{3} x + 3[/tex]


Related Questions

Need help ASAP !!!!

Answers

using the formula (H*L)÷2

7*2=14
14÷2=7

then there are 4 sides so
7*4=28

then for the base 2*2= 4

28+4=32

32 square ft

betsy's bakery sells world famous cherry pies. each pie is measured by its diameter. what is the distance around a 10-inch pie? use 3.1 for pi

Answers

Answer:

31

Step-by-step explanation:

Distance around Pie = Pi*Diameter

Final answer:

The circumference of a 10-inch diameter cherry pie, using the value 3.1 for Pi, is 31 inches, which is the distance around the pie.

Explanation:

The distance around a circle is known as the circumference. To calculate the circumference of a 10-inch diameter cherry pie, we will use the relationship between the diameter and circumference, which involves Pi (π). The formula for the circumference C is C = π × d, where d is the diameter.

Using 3.1 as the approximate value for π, and with a diameter of 10 inches, we can calculate the circumference as follows:

C = π × d = 3.1 × 10 = 31 inches.

Therefore, the distance around a 10-inch cherry pie from Betsy's Bakery is approximately 31 inches.

The glass paperweight is made up of a cylinder and a cone. Which volume is closest to the amount of glass needed to make the paperweight? Use 3.14 as an approximation for .

Answers

im pretty sure its 43.96cm

Plz help me with this

Answers

Answer:  [tex]\bold{d)\quad y = 3 cos (\dfrac{4}{3}x-2\pi) + 2}[/tex]

Step-by-step explanation:

[tex]\text{Period = }\dfrac{2\pi}{B}\\\\\\\dfrac{1}{2}\text{Period = }\dfrac{1}{2}\cdot \dfrac{2\pi}{B}\quad =\dfrac{2\pi}{2B}\\\\\\\text{In the given equation, B = }\dfrac{2}{3}\implies 2B=\dfrac{2\cdot 2}{3}\quad =\dfrac{4}{3}\\[/tex]

The only option that has B = 4/3 is the last one.

Joshua eat 3/8 of a pizza trevor eats 1/2 of a pizza how much of the pizza did they eat?

Answers

Answer:

7/8ths of a pizza.

Step-by-step explanation:

3/8 + 1/2

Find the LCD and then combine.

7/8 in exact form, and 0.875 as a decimal.

how many solutions does the equation - 8x + 5 = - 8x + 4 have

Answers

Answer:

None

Step-by-step explanation:

They are parallel and have the same slope

can someone answer this for me?​

Answers

Answer:

b. Well, I've gotten y=5x+110 for the line of best fit.

To do so, create a line that fits best for a scatter plot. It's best if it's in the middle and hits most coordinates. So y=5x+110 is a good line.

c. To do so, insert 15 into x and solve from there.

y=5(15)+110

y=75+110

y=185

That is the number of people that might attend the reunion on the 15th year.

Emilia scored x points playing a game. Sarah scored twice as many points as Emilia. Together they scored a total of 9 points. How many points did Emilia score

Answers

Answer: 3 points.

Step-by-step explanation: 3 x 2 is 6, plus 3 is 9

find the area of this figure

Answers

Answer: 125 squared ft

Area of the big rectangle ⬜️, 15ft x 10ft = 150 square ft

Area of the small square(which is spaced), 5ft x 5ft = 25 squared ft

Area of the give figure, 150squared ft- 25squared ft = 125 squared ft

Answer:

The answer is 125ft

If k is parallel to l find the value of a and the value of b.

Answers

Answer:

a = 30

b = 40

C

Step-by-step explanation:

This requires that you use a proportion.

a / (a + 15) = 40 / 60

The small triangle's sides are in proportion to the large triangles sides.

Reduce the right. Divide top and bottom by 20

a/(a + 15) = 40/20 // 60/20

a/(a + 15) = 2/3                    

Cross multiply

3a = 2(a + 15)            Remove the brackets on the right.

3a = 2a + 30

Subtract 2a from both sides

3a-2a = 30

a = 30

Find B

b is done exactly the same way.

b/(b+20) = 2/3

3b = 2b + 40

3b - 2b = 40

b = 40

Which statements about the graph are true? Check all that apply. The vertices are at (–3, 0) and (1, 0). The distance between the center and each covertex is 2. The distance between the center and each focus is about 2.2 units. The directrices are about 4 units from the center. Both directrices are vertical lines.

Answers

Answer:

2, 3, and 4

Step-by-step explanation:

Cᴀɴ sᴏᴍᴇᴏɴᴇ ᴇxᴘʟᴀɪɴ ʜᴏᴡ ᴛᴏ ᴅᴏ 1 ᴀɴᴅ 2

Answers

Answer:

1.

Experimental : [tex]\frac{14}{25}[/tex] or 56%

Theoretical : [tex]\frac{1}{2}[/tex] or 50%

2.

22 customers

Step-by-step explanation:

Theoretical is how many times you'd expect it to land. So for coin flipping it would be either heads or tails. The probability it would land on heads would be 50% because it's either one or the other.

Experimental is how many times you actually landed it. You flipped a coin and it landed on heads 28 times, so you can put that over 50.

Since [tex]\frac{28}{50}[/tex] can be simplified to [tex]\frac{14}{25}[/tex] or 56%, that is the experimental probability.

For the second variation, we can assume that it is direct variation.

[tex]y=kx[/tex]

When [tex]y[/tex] increases, [tex]x[/tex] increases.

Let's solve for [tex]k[/tex].

[tex]11=50k \\ \\ k=\frac{11}{50}[/tex]

We can plug that in to the second equation since we already know how many customers there will be.

[tex]y=0.22k \\ \\ y=0.22(100) \\ \\ y=22[/tex]

what is the solutionto the linear equation? d-10-2d+7=8+d-10-3d

Answers

Answer:

d = 1

Step-by-step explanation:

[tex]d-10-2d+7=8+d-10-3d\qquad\text{combine like terms}\\\\(d-2d)+(-10+7)=(d-3d)+(8-10)\\\\-d-3=-2d-2\qquad\text{add 3 to both sides}\\\\-d=-2d+1\qquad\text{add}\ 2d\ \text{to both sides}\\\\d=1[/tex]

determine the domain of the function in the correct set notation. f(x)=1 /2×+6 ​

Answers

Answer:

First one.

Step-by-step explanation:

The domain of the function in the correct set notation is {x|x∈R x≠-3}.

What is a domain?

The domain of a function is the set of all possible inputs that the function can have.

We can find the domain as follows:

The function is given to be f(x)=1 /(2x+6).

Here, we can see that the function would become not be defined if the denominator becomes zero.

Therefore, the domain should not contain the values which make it not defined.

The value of x for which it becomes zero can be determined below:

2x+6=0

2x=-6

x=-3

Therefore, the domain must contain all values of real numbers except -3.

The domain of the function is found. The domain of the function is the set of all real numbers except -3. It can be written as {x|x∈R x≠-3}.

Therefore, we have found the domain of the function in the correct set notation is {x|x∈R x≠-3}.

Learn more about domains here: https://brainly.com/question/26098895

#SPJ2

Need a GED Math test tutor. Comment if I can give you my number to help​

Answers

Answer:

sure I'll help, 59.99 per hour. it's a pretty solid deal.

Step-by-step explanation:

BRAINLIEST + POINTS!

A spring has spring constant 0.3 m/newton. What force is necessary to stretch the spring by 1.5 meters?

Answers

If 1 newton pushes it 0.3 meters, it would take 1.5 / 0.3 newtons, or 5 newtons to push it 1.5 meters

Answer: 5 Newton

Step-by-step explanation:

We know that the Hooke's law states that the force 'F' needed to stretch or compress a spring by some distance 'a' is proportional to that distance .

[tex]F=\dfrac{a}{c}[/tex], where c is the spring constant.

Given: A spring has spring constant 0.3 m/newton.

The  force is necessary to stretch the spring by 1.5 meters is given by :-

[tex]\Rightarrow\ F=\dfrac{1.5}{0.3}\\\\\Rightarrow\ F=5[/tex]

Hence, the  force is necessary to stretch the spring by 1.5 meters = 5 Newton .

What is the general form of the equation of the line shown?

Answers

Answer:

The desired equation is y = (-8/3)x + 3.

Step-by-step explanation:

There's no one general form; several different forms apply here.

Seeing that the y-intercept is (0, 3) and that another point on the line is (3, -5), I'd use the slope-intercept form here:  y = mx + b

As we move from the first point to the second, x increases by 3 and y decreases by 8.  Thus, the slope of the line through the two points is

m = rise / run = -8/3.  As before, the y-intercept is (0, 3), so b = 3.

The desired equation is y = (-8/3)x + 3.

Hello!

The answer is:

The first option:

[tex]3x+y-3=0[/tex]

Why?

To find which is the equation of the line shown, we need to find  a line that intercepts the y-axis at 3 and the x-axis and 1.

So,  discarding we have:

First equation:

[tex]3x+y-3=0[/tex]

Making "x" equal to 0 in order to find the y-axis intercept, we have:

[tex]3(0)+y-3=0[/tex]

[tex]y=3[/tex]

Making "y" equal to 0 in order to find the x-axis intercept, we have:

[tex]3x+0-3=0[/tex]

[tex]3x=3[/tex]

[tex]x=\frac{3}{3}=1[/tex]

So, we have found that the x-axis and y-axis intercept of the equation, are the shown in the picture.

The interception points of the equation and the line are:

For x-axis:

[tex](1,0)[/tex]

For y-axis:

[tex](0,3)[/tex]

Hence, the answer is the first option.

[tex]3x+y-3=0[/tex]

Have a nice day!

Which odd number have 3 as a factor​

Answers

Answer: 3, 21, 9, 15, ... any thing you can divide three with

Step-by-step explanation:

Step-by-step explanation:

The odd number whose a factor is the number 3 is  a positive odd multiple of 3:

3, 9, 15, 21, 27, 33, 39, 45, 51, 57, ...

What is the value of x ?enter your answer, as a decimal, in the box

Answers

Answer:

54.6

Step-by-step explanation:

What is the second term of the sequence defined by the recursive rule f(1)=3,f(n)=f(n-1)+5

Answers

Answer:

8

Step-by-step explanation:

To obtain the second term substitute n = 2 into the recursive rule, that is

f(2) = f(2 - 1) + 5 = f(1) + 5 = 3 + 5 = 8

The x-axis and y-axis are lines of symmetry for a square. If one of its vertices has coordinates ( a, b), then the vertice opposite it is

Answers

Answer:

(-a, -b)

Step-by-step explanation:

It's a square that has both X-axis and Y-axis as lines of symmetry.  We can then conclude the center of the square is at the origin (0,0).

It doesn't matter if the square is straight up (both axis being the mid-points symmetry lines, and one corner in each quadrant) or if it is turned (both axis being the diagonals and the corners are on the axis), in any case if a summit (corner) is defined as (a,b), the opposite corner will be at (-a,-b).

(a,b) could be (2,2), then opposite would be (-2,-2).

(a,b) could be (3,0), then the opposite would be (-3,0).

What is the value of x? enter your answer in the box.

Answers

Answer:

The value of x = 11 units

Step-by-step explanation:

From the figure we can see a triangle.

A  parallel line to one side cut other two sides.

From this we get the parallel line cut the sides in the same ratio

Find the value of x

From figure we can write,

6/48 = 5/(3x + 7)

6(3x + 7) = 5 * 48

18x + 42 = 240

18x = 240 - 42 = 198

x = 198/18 = 11

pleas help show work

Answers

Step by step answer.

g / -1 + 10 < 7

-g + 10 < 7

-g  + 10 - 10 < 7 - 10

-g < -3

-g / -1 < -3 / -1

g > 3  --) answer

The reason why the sign is filpped is that because of g is the opposite of -g and if -g was less than 3 then g is greater than 3.

Answer:

[tex]\large\boxed{g>3\to g\in(3,\ \infty)}[/tex]

Step-by-step explanation:

[tex]\dfrac{g}{-1}+10<7\qquad\text{subtract 10 from both sides}\\\\-g<-3\qquad\text{change the signs}\\\\g>3[/tex]

Find the volume of the cylinder.
Enter the exact answer.

Answers

The formula for volume of a cylinder is:

V = π r^2 h

r = 3 and h = 6

V = π * 3^2 * 6

V = π * 9 * 6

V = 54π units^3

Answer: I’m gonna say 169... this one confused me a little bit

A circular cake with a radius of 8 inches is cut from the center into 6 equal pieces. How many inches wide, to the nearest tenth of an inch, is the outer edge of each piece of cake?

Answers

Answer: 8.4 inches.

Step-by-step explanation:

We know that the circumference of a circle can be calculated with this formula:

[tex]C=2\pi r[/tex]

Where "r" is the radius of the circle.

We know that the circular cake (whose radius is 8 inches) is cut from the center into 6 equal pieces. Then, you need to divide the circumference of this circular cake by 6 to find the width of the outer edge of each piece of cake.

Therefore, this is (to the nearest tenth of an inch):

[tex]C=\frac{2\pi (8in)}{6}\\\\C=8.4in[/tex]

The width of the outer edge of each piece of cake  8.4 inches.

SOLUTION:

Given, a circular cake with a radius of 8 inches is cut from the center into 6 equal pieces. We have to find the width of the outer edge of each piece of cake.

We know that the circumference of a circle can be calculated with this formula: [tex]2\pi r[/tex] where "r" is the radius of the circle.

We know that the circular cake (whose radius is 8 inches) is cut from the center into 6 equal pieces.

Then, you need to divide the circumference of this circular cake by 6 to find the width of the outer edge of each piece of cake.

Therefore, this is (to the nearest tenth of an inch):

[tex]\text { Width }=\frac{2 \pi \times 8}{6}=\frac{\pi \times 8}{3}=\frac{8 \pi}{3}=8.377[/tex]

Hence, the cake piece is 8.4 inches wide.

which of the lines below is a line of symmetry

Answers

Answer:

both

Step-by-step explanation:

b/c they both divide the square into equidistant segments

Answer: both

Step-by-step explanation:

divide the square into two equal sections

What is the box plot for the numbers 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99?

Answers

Answer:

Step-by-step explanation:

Is 1384 rational or irrational

Answers

Answer:

1,384 is a rational number.

Answer:

1,384 is a rational number because it can be expressed as the quotient of two integers: 1384÷ 1

Also,

Examples of Irrational:

[tex]\sqrt{2} = 1.41421356237[/tex]

√3 = 1.73205080757

So irrational number are not repeating decimals but they don't have an exact answer either.

* Hopefully this help :) Mark me the brainliest:)!!

Identify the graphed linear equation.
A) y = 2/3x + 3/2
B) y = 2/3x - 3/2
C) y = - 2/3x + 3/2
D) y = -2/3x - 3/2

Answers

Answer:

D) [tex]y=\frac{2}{3}x+\frac{3}{2}[/tex]

Step-by-step explanation:

The given equations are in the form;

[tex]y=mx+b[/tex]

We  can observe from the graph that the line is sloping forward.

This means that the slope must be positive.

[tex]\implies m=\frac{2}{3}[/tex]

Also the y-intercept is positive

This implies that;

[tex]b=\frac{3}{2}[/tex]

Hence the equation is [tex]y=\frac{2}{3}x+\frac{3}{2}[/tex]

Answer:

A

Step-by-step explanation:

An orange juice company sells a can of frozen orange juice that measures 9.4 centimeters in height and 5.2 centimeters in diameter. The company wants to sell a larger can of juice. The height of the can is kept at 9.4 cm, but the diameter is increased to 8.5 cm. About how many times more juice will the new can hold?

Image is the same question w/ a model.

Answers

Hello!

The answer is:

The third option:

2.7 times as much.

Why?

To calculate how many more juice will the new can hold, we need to calculate the old can volume to the new can volume.

So, calculating we have:

Old can:

Since the cans have a right cylinder shape, we can calculate their volume using the following formula:

[tex]Volume_{RightCylinder}=Volume_{Can}=\pi r^{2} h[/tex]

Where,

[tex]r=radius=\frac{diameter}{2}\\h=height[/tex]

We are given the old can dimensions:

[tex]radius=\frac{5.2cm}{2}=2.6cm\\\\height=9.4cm[/tex]

So, calculating the volume, we have:

[tex]Volume_{Can}=\pi *2.6cm^{2} *9.4cm=199.7cm^{3}[/tex]

We have that the volume of the old can is:

[tex]Volume_{Can}=199.7cm^{2}[/tex]

New can:

We are given the new can dimensions, the diameter is increased but the height is the same, so:

[tex]radius=\frac{8.5cm}{2}=4.25cm\\\\height=9.4cm[/tex]

Calculating we have:

[tex]Volume_{Can}=\pi *4.25cm^{2} *9.4cm=533.40cm^{3}[/tex]

Now, dividing the volume of the new can by the old can volume to know how many times more juice will the new can hold, we have:

[tex]\frac{533.4cm^{3} }{199.7cm^{3}}=2.67=2.7[/tex]

Hence, we have that the new can hold 2.7 more juice than the old can, so, the answer is the third option:

2.7 times as much.

Have a nice day!

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