Question

tell me formula of (a+b)^{2}​

Answer 1

Step-by-step explanation:

$(a+b)^{2}= a^{2}+2ab+b^{2}$

Answer 2

Answer:

(a+b)²= a²+b²+2ab

(a-b)²=a²+b²-2ab

a²-b²=(a+b)(a-b)

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