(x+7)(x+9)
A. x^2+16x+63
B. x^2+16x+2
C. x^2+63x+16
D. x^2+79

Why do interests rates on loans to be lower in a weak economy than in a strong one

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need