How would you multiply a binomial by a trinomial?

Question

asked Jan 12, 2021 131k views

1 Answer

Robin Maben · Answer 1 · 2021-01-16T12:38:04+0000

Explanation:

Multiply one of them by each of the terms in the other, then distribute. Finally, combine like terms.

(ax + b) (cx² + dx + e)

ax (cx² + dx + e) + b (cx² + dx + e)

acx³ + adx² + aex + bcx² + bdx + be

acx³ + (ad+bc) x² + (ae+bd)x + be