Question

Simplify
(5x + 7y)³
with this formula (a+b)³=a³+3a²b+3ab²+b³​

Answer 1

Answer:

answer is 125x^3+525x^2y+735xy^3

Answer 2

Answer:

(5x+7y)^3

5x^3+3×5x^2×7y+3×5x×7y^2+7y^3

125x^3+105x^2y+105xy^2+343y^3

ans.

Step-by-step explanation:

this is the answer

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