A sphere has a radius of 2x + 4. Which polynomial in standard form best describes the total surface area of a sphere?
Use the formula S=4pi^2 for the surface area of a sphere

Write the linear inequality shown in the graph. the gray area represents the shaded region. y> -3y+5 y> 3x-5 y< -3x+5 y< 3x-5

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15