Question

Expand 2x+1 whole cubed

Answer 1

Answer:

(2x+1)^3

8x^3+1+4x^2+4x

This is the expand form of (2x+1)^3

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Answer 2

Step-by-step explanation:

(a + b)^3 = a^3 + b^3 + 3a^2b + 3ab^2

(2x + 1 )^3 = 8x^3 + 1 + 12x^2 + 6x