Math, asked by rudranshrajput321, 7 months ago

7m(7m+8n)^{2} +(7m-8n)^{2}

Answers

Answered by Anonymous

6

Answer:

brainliest please

Step-by-step explanation:

7m (49m² + 64n² + 112mn)+(49m² + 64n² - 112mn)

=7m*(49m² + 64n² + 112mn + 49m² + 64n² - 112mn)

=7m * ( 98m² + 128n²)

=686m³ + 896 mn²

= 16m(43m² + 56n²)=0

= 43m² + 56n² ans

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