Question

help me in my homework

Answer 1

what is the formula for the volume of a shpere?

Answer 2

v= 4/3 pi r^3

Answer 3

good, now take the derivative since the derivative define a rate of change

Answer 4

v' = 4 pi r^2 r'

Answer 5

very good, now we know r and r' to fill in

Answer 6

little hint, change 1 meter into centimeters

Answer 7

part B is defining V' and r, and asking to solve for r'

Answer 8

v' = 2pi/625

Answer 9

a is wrong ? why ?

Answer 10

1 meter = 100 centimeters

4pi * (100cm)^2 * 8cm

Answer 11

320000 pi cm^3

Answer 12

not real sure how you reached your solution :)

Answer 13

part b is all meters so theres no conversions to mess up the works

Answer 14

hhhh I wrote 0.01 by mistake :")
thaank youu

Answer 15

youre welcome