12. Find the value of m and of n for each of the following quadratic inequalities:

(a) r^2+ mr
(b) 2r^2 + m > nx which is satisfied by x < -2 or x > 5.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?

Which of the following represents the factorization of the trinomial below? x^2+7x-30