Math, asked by lakshyyadav, 10 months ago

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Answered by gjyala1414

1

Answer:

27x^3 + y^3 + 27x^2*y + 9x*y^2

Step-by-step explanation:

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Answered by HEARTIE

17

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(3x + y) ³

expanded form :-

= (3x)³ + y³ + 3(3x+y)(3x×y)

= 27x³ + y³ + 9xy(3x+y)

= 27x³ + y³ + 27x²y + 9xy²

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