Find the discriminant and determine the number and type of roots.
x2 - 10x + 25 =0

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?

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