Question

Expand:-
$( {3x} + 2)^{3}$
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Answer 1

Answer:

(3x+2) ^3

= 27x^3 + 8 +12x(3x+2)

= 27x^3 + 36x^2 +24x + 8

Answer 2

9x^3+8+54x^2+72x
The formula is (a+b)^3= a^3+b^3+3a^2b+3ab^2