F(x)=2x^2 +1 find and simplify: : if f(a) =19 find a.
isn't a just 19? ?

The factorization of 8x3 -125 is (2x-5)(jx2 +kx+25)

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?

What describes horizontal cross section of the right rectangle 6m 8m 5m