Math, asked by navajish6, 7 months ago

Evaluate the following using suitable identities.
i) (2x + 1)^3

Answers

Answered by sumanthbhat99

4

Step-by-step explanation:

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

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

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

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

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

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