When a number n is decreased by 12 and then the result is multiplied by 3, the product is equal to 21 . Write an equation and solve it to find the value of n . The equation is , The value is .

Given f(x) = 17-x^2what is the average rate of change in f(x) over the interval [1, 5]?

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

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x