The radius of a sphere is 3 inches. which represents the volume of the sphere
12.7 cubic inches
36.1 cubic inches
64.cubic inches
81.7 cubic inches

Step-by-step explanation:

The formula of a volume of a sphere:

R - radius

We have r = 3in.

Substitute:

Use the approximation of number pi

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

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y

=

−

2

find the upper bound of the range.

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y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation:

8

step-by-step explanation:

just put √(2) * √(32) into a calculator. that will make the answer be 8.