Math, asked by aaryansalunke3907, 6 months ago

find square of 82 without multiplication plz answer fast i will mark you brainliest

Answers

Answered by dilliprasaddhakal528

1

82² = (80+2)²

Now, we know; (a+b)² = a²+2ab+b²

= (80)²+2.80.2+(2)²

= 6400+320+4

= 6724 Ans.

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