Question

Expand using formula

Please tell.
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Answer 1

(a + b)³ = a³ + b³ + 3a²b + 3ab²

(or)

(a + b)³ = a³ + b³ + 3ab (a + b)

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(x + 2y)³ = x³ + (2y)³ + 3(x)²(2y) + 3(x)(2y)²

(x + y)³ = x³ + 8y³ + 6x²y + 12xy²

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i hope it helps you

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keep smiling always