The formula for the volume of a sphere is a power function: V(r) = 4/3 * Pi* r^3

What is the domain of the function in this situation?

All real numbers
r>=0
r<=0
What is the range of the function in this situation?
All real numbers
V(r)>=0
V(r)<=0

Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.