3х +2 cubes in expanded
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Answer:
9x³+54x²+36x+8
Step-by-step explanation:
(3x+2)³
↓
It is in the form of and we know that
a=3x
b=2
(3x+2)³=(3x)³+(2)³+3(3x)(2)(3x+2)
=9x³+8+18x(3x+2)
=9x³+8+54x²+36x
=9x³+54x²+36x+8
Please mark it as brainlist answer
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