Question

(a+b)²=
a³-b³=
(a-b)²=
a² - b²=
options/ match them
a²- 2ab+b²
(a-b)(a²+ab+b²)
a²+ 2ab-b²
(a+b)(a²-ab+b²)
a²+2ab+b²

Answer 1

Answer:

1. (a+b)2,= a2 + 2ab +b2
2. (a-b)2 = a2 - 2ab + b2
3. a2 -b2 =(a+b) (a-b)
4. a3 - b3 = (a-b) (a2 +ab + b2)