Math, asked by SainilDivkar, 3 months ago

Using suitable identiry find : 42 square

Answers

Answered by Anonymous

2

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SainilDivkar: fuc k

Answered by preritagrawal08

1

Answer:

(a + b)²

Step-by-step explanation:

I used identity of (a + b)².

(40+2)² = 1600+4+2(40)(2) = 1600+160+4 = 1764

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