Math, asked by amitamit7146, 9 months ago

Find the square of 191 by identity ,(a+b)2 = a2 +2ab +b2

Answers

Answered by ChandanaGalgali
3

Answer:

(a+b)^2 = a^2 + 2ab + b^2

(190+1) ^2 = 190^2 + 2× 190× 1 + 1^2

= 36100 + 380 + 1

= 36481

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