Question

expand form of (2x+1) ^3​

Answer 1

Step-by-step explanation:

Here is the answer

I hope it is correct

Answer 2

Answer :-

(2x + 1)³

Now the formula says

(a + b)³ = a³ +b³ +3ab(a + b)

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so,

(2x + 1)³ = (2x)³ + 1³+ 3× 2x × 1 (2x + 1)

=> 8x³ + 1 + 6x ( 2x + 1)

=> 8x³ + 1 + 12x² + 6x

=> 8x³ + 12x² + 6x + 1

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Hope it's helpful

Thank you