Math, asked by abdulqaliq9599, 20 hours ago

(9a+2b)² maths ch 9 class 8 plz answer

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Answered by MohdShaharyar

1

Using the identity:(a+b)²=a²+b²+2ab

(9a)²+(2b)²+2×9a×2b

81a²+4b²+36ab.

ANSWER COMPLETED.

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