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geniusboy [140]
3 years ago
10

Select the inequalities represented by the graph below. Select all that apply

Mathematics
2 answers:
Klio2033 [76]3 years ago
5 0

Answer:

y ≥ -2x +c.

and  y + 2x ≥  c.

Step-by-step explanation:

Given : graph .

To find : elect the inequalities represented by the graph below.

Solution : we have given a graph with solid line and shaded up .

It mean in inequality y have greater than or equal to sign .

We can see from graph line cut at c on y axis (y intercept ) is (0, c) .

Slope  = -2

Point slope from y = mx + b

Where , m  =slope , b  = y intercept.

Then y ≥ -2x +c.

We can write it as y + 2x ≥  c.

Therefore, y ≥ -2x +c.

and  y + 2x ≥  c.

Ghella [55]3 years ago
4 0
If you put it in slope intercept form, you will have: y \geq -2x+c.

If you converted the format, you could also have: 2x+y \geq 1.

The rest of the choices are a different graph.
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During his hike, Milt drank 1 liter of water and 1 liter of sports drink. How many milliliters of liquid did he drink?
S_A_V [24]

Answer: 2,000 milliliters.  

Step-by-step explanation:

Hi, to answer this question we have to add the amount of water and the amount of sports drink that he drank:

1 liter + 1 liter = 2 liters of liquid.

Finally, we have to convert the result into milliliters.

Since 1 liter = 1000 liters

We have to multiply the liters drank by 1000.

2 x 1000 = 2,000 milliliters.  

Feel free to ask for more if needed or if you did not understand something.  

5 0
3 years ago
Solve my question please, I’ll mark u as brainlest if the answer is correct and if you solved my question!!!
ikadub [295]

Answer:

x = price of balcony tickets = $7

y = price of orchestra tickets = $21

Step-by-step explanation:

Let

x = price of balcony tickets

y = price of orchestra tickets

y = 3x (1)

148y + 76x = 3,640 (2)

Substitute y = 3x into (2)

148y + 76x = 3,640 (2)

148(3x) + 76x = 3,640

444x + 76x = 3,640

520x = 3,640

x = 3,640/520

x = 7

Substitute x = 7 into (1)

y = 3x (1)

y = 3(7)

y = 21

x = price of balcony tickets = $7

y = price of orchestra tickets = $21

3 0
2 years ago
Assume that the radius r of a sphere is expanding at a rate of 40 cm/min. The volume of a sphere is V = 4 3 πr3 and its surface
Scrat [10]

Answer:

The rate of change in surface area when r = 20 cm is 20,106.19 cm²/min.

Step-by-step explanation:

The area of a sphere is given by the following formula:

A = 4\pi r^{2}

In which A is the area, measured in cm², and r is the radius, measured in cm.

Assume that the radius r of a sphere is expanding at a rate of 40 cm/min.

This means that \frac{dr}{dt} = 40

Determine the rate of change in surface area when r = 20 cm.

This is \frac{dA}{dt} when r = 20. So

A = 4\pi r^{2}

Applying implicit differentiation.

We have two variables, A and r, so:

\frac{dA}{dt} = 8r\pi \frac{dr}{dt}

\frac{dA}{dt} = 8*20\pi*40

\frac{dA}{dt} = 20106.19

The rate of change in surface area when r = 20 cm is 20,106.19 cm²/min.

6 0
3 years ago
A small box measures 7 in. by 10 in. by <br> 3/4 in. high. Find the volume of the box.
vitfil [10]

Answer:

Volume = 52.5

Step-by-step explanation:

volume of a rectangular 3d shape can be calculated by length*width*height. In this case:

7*10*0.75 = 52.5

8 0
3 years ago
If you have 2 pounds of grapes and there $6 how much is 1 pound grapes?
Vikki [24]

Answer:

$3

Step-by-step explanation:

7 0
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