A quadratic equation that goes through the points (-6, 0) and ​(6, 0) is (Hint: There are many answers)

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?