The rates for a go-Kart course are shown. NUMBER OF LAPS n | 1 | 2 | 3 | 4 | .

TOTAL COST ($) f(n) | 7 | 9 | 11 | 13 |
What is the total cost for the 15 laps?

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Find the zeros of each function. f(x) = 6x^2 - 7x - 20