Asap ! in solving the quadratic equation ײ+8×-20=0 by completing the square, these steps are given. step 1: ײ+8×=20 step 2: ײ+8×+16=20+16 to continue solving the equation by completing the square, what should be step 3? a. (x+4)(x-4)=36 b. (x+4)²=36 c. x+4=36 d. (x-4)²=36

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

Vertical angles must check all that apply