(2x+1)3 write these following cubes in expanded form
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Answer:
2x³+1³+6x²+6x
Step-by-step explanation:
(a+b)³= a³+b³+3a²b+3ab²
(2x+1)³=(2x)³+(1)³+3*(2x)²*1+3*2x*1
2x³+1³+6x²+6x
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