What is the surface area of a sphere with a diameter of 89 cm? Round your answer to the nearest hundredth.

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.