Write (2x +1)3in expanded form
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Answer : Here hope this helps you
6x + 3
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Answer:
using (a+b) = a^3+b^3+3ab(a+b)
where a =2x and b = 1
= (2x)^3+(1)^3+3(2x) (1) (2x+1)
= 8x^3+1+6x (2x+1)
=8x^3+1+12x^2+6x
= 8x^3+ 12x^2+6x
= 8x^3+ 12x^2+6x+1
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