Question

state the algebraic identities

1) (a+b)2
2) (a-b)2​

Answer 1

Answer:

1) (a+b)²

= (a+b)(a+b)

= a²+ab+ab+b²

= a²+2ab+b²

2) (a-b)²

= (a-b)(a-b)²

= a²-ab-ab+b²

= a²-2ab+b²

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