Suppose f(x)= 1/x^2+3. Find a formula for the line that intersects the graph of f(x) at x = -1 and x = 2.

Abouncy ball is dropped such that the height of its first bounce is 5.5 feet and each successive bounce is 64% of the previous bounce's height. what would be the height of the 7th bounce of the ball? round to the nearest tenth (if necessary).

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?