➕ Algebra 1 · Exponents and Polynomials
Special Products of Binomials matching game
Tap an item on the left, then its partner on the right. Beat your best time. Matching games train quick recall, which is exactly what tests ask for.
The pairs (answer key)
(y + 3)2 ↔ y2 + 6y + 9
(y − 9)2 ↔ y2 − 18y + 81
(y + 15)(y − 15) ↔ y2 − 225
(2y + 1)2 ↔ 4y2 + 4y + 1
(3y − 4)2 ↔ 9y2 − 24y + 16
(5y + 2)(5y − 2) ↔ 25y2 − 4
392 (as (40 − 1)2) ↔ 1521