13 Which of the quadratic functions below has the smallest minimum value? h(x) = x² + 2x – 6 (1) k(x) = (1 +5)(x + 2) (3) g(x) I Х х f(x) - 1 -2 0 -5 1 -6 2 -5 3 -2​

Find the missing factor in exponential form 48^2=3^2 • ?

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?