In this video, the steps and rules used to solve question 2 in grade 9 practice on multiplying (expanding) and simplifying polynomials are presented.
Question: Expand and simplify the polynomials below
a) \( \quad -(-2x - 2)(-x+3) - (3x^2 + x - 2 ) \) b) \( \quad 3(-x - 5)^2 - 4x (- x - 7 ) \)
