Math, asked by palwindersandhu4664, 7 months ago

Write cubes in expanded form (2X+1)^3

Answers

Answered by techmanoj777

5

Step-by-step explanation:

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Answered by gantadivyanshi

3

Step-by-step explanation:

(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

= 8x³ +12x² + 6x + 1

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