Abuilding casts a shadow 48feet long. at the same time, a 40 foot tall flagpole casts a shadow 9.6 feet long. what is the height of the building?

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Through non-collinear points there is exactly one plane.