Identifying Aspects of Quadratic Functions
Try it
Which is a quadratic function having a leading coefficient of 3 and a constant term of -12?
f(x) = -12x2 + 3x + 1
f(x) = 3x2 + 118 - 12
f(x) = 12x2 + 3x + 3
f(x) = 3x - 12

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.

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.