Math, asked by krithikashri, 7 months ago

Write the following cubes in expanded form (3/2x+1)³

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Answered by rs9916948

23

Answer:

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Answered by ANIKET0547

1

Answer:

(2x + 1)³

Using identity

(a + b)³ = a³+ b³+ 3ab(a + b)

(2x + 1)³

= (2x)³ + 1³ + (3×2x×1)(2x + 1)

= 8x³+ 1 + 6x(2x + 1)

= 8x³ + 1 + 12x² + 6x

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