Question

Multiplying Polynomials: Tutorial

3 Question
Enter the correct answer in the box.
Simplify the following expression.
(4x^2 + 8x + 15) + (x^2 - x - 27) - (x + 5)(x - 7)

Answer 1

4x^2 + 9x + 23

Explanation:

just factor the last equation and combine them all.