Question

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

Answer 1

Answer:

2× x + 1×2× x + 1×2×x+1

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Answer 2

Answer:

(2x)^3 + 1^3 + 3 × 2x × 1 (2x + 1)

Explanation:

The above question is solved using the formula of (a+b)^3 i.e. a^3 + b^3 + 3ab (a+b)