How does f(x) = 9^x change over the interval from x = 4 to x = 5?
a) f(x) increases by 9
b) f(x) decreases by 9
c) f(x) increases by a factor of 9
d) f(x) decreases by a factor of 9

Evaluate the expression. (9 + 5)(3 + 2)0

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone