Fis an even function what does a equal?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

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