Polynomials (Edexcel A-Level Mathematics): Quizzes

$ab + ac$

Distribute it to each term inside

$3x + 12$

First, Outside, Inside, Last

$ac + ad + bc + bd$

$x^2 + 5x + 6$

Distribution to ensure correct signs

$2x^2 + 5x - 12$

Expand two brackets first, then multiply

$x^3 + 2x^2 - 5x - 6$