Eric must wear one of 5 pairs of pants and one of 4 shirts. how many different possible outfits consisting of 1 pair of pants and one 1 shirt

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

What’s 8y+48 and factor each expression completely