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satela [25.4K]
2 years ago
5

Does the graph represent a function?

Mathematics
1 answer:
Paladinen [302]2 years ago
5 0

Answer:

Yes, the graph is a function.

Vertical line test proves so.

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if a cylinder with height 9 inches and radius r is filled with water, it can fill a certain pitcher. how many of these pitchers
dalvyx [7]

Answer:

4 pitchers

Step-by-step explanation:

we know that

The volume of a cylinder is equal to

V=\pi r^{2}h

step 1

Find the volume of the cylinder  with height 9 inches and radius r

substitute the given values

V_1=\pi r^{2}(9)

V_1=9\pi r^{2}\ in^3

step 2

Find the volume of the cylinder  with height 9 inches and radius 2r

substitute the given values

V_2=\pi (2r)^{2}(9)

V_2=36\pi r^{2}\ in^3

step 3

we know that

The volume of the cylinder 1 can fill a certain pitcher,

so

The volume of the pitcher is the same that the volume of cylinder 1

therefore

the number of pitchers that can be filled by the second cylinder is equal to divide the volume of the second cylinder by the volume of the first cylinder

\frac{36\pi r^{2}}{9\pi r^{2}}=4\ pitchers

3 0
3 years ago
2x-8≥-11 what is x in simplest form
xenn [34]
X is greater than or equal to 1.5
5 0
3 years ago
What are the maximum and minimum of the function f(x) = 0.9|-(x − 5)| + 7?
r-ruslan [8.4K]

Answer:

Maximum value:

the maximum value is \infty

Minimum value:

the minimum value is 7

Step-by-step explanation:

We are given function as

f(x)=0.9|-(x-5)|+7

Firstly, we will draw graph

we can see the graph

and then we can identify maximum and minimum

Maximum value:

We know that

the largest y-value means maximum value of f(x)

We can see that curve is moving upward

so, the maximum value is \infty

Minimum value:

We know that

the smallest y-value means minimum value of f(x)

we can see that

It starts from point (5,7)

so, the minimum value is 7


3 0
3 years ago
A sock drawer has 17 folded pairs of socks, with 5 pairs of white, 8 pairs of black and 4 pairs of blue. What is the probability
jolli1 [7]

Answer:

26.4%

Step-by-step explanation:

PLS GIVE BRAINLIEST

8 0
3 years ago
X + y = 6 x - y = 8 Solve the system of equations.
MatroZZZ [7]

Answer:

x=7

y=-1

Step-by-step explanation:

When the two equations are solved together, they form simultaneous equations.

x+y=6

x-y=8

Let us use the elimination method. if we add the two equations, we eliminate y.

2x=14

x=7

Let us substitute for the value of x obtained above.

x-y=8

7-y=8

y=7-8

y=-1

4 0
3 years ago
Read 2 more answers
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