Math, asked by tanishk6998, 6 months ago


(7x  + 8y {)}^{3}

Answers

Answered by kavinsiddhu758
3

Answer:

\left(7x+8y\right)^3\\= \left(7x\right)^3+3\left(7x\right)^2\cdot \:8y+3\cdot \:7x\left(8y\right)^2+\left(8y\right)^3\\= 343x^3+1176x^2y+1344xy^2+512y^3

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