Question

prove the identities
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Answer 1

Answer:

Hi mate your question incomplete

Answer 2

Step-by-step explanation:

(a+b)²=a²+2ab+b²

(a-b)²=a²-2ab+b²

(a+b)(a-b)=a²-b²

(x+a)(x+b)=x²+(a+b)x+(ab)