expand the following
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Step-by-step explanation:
(3a)^3+3(3a)^2*(-1/a)+3(3a)*(-1/a)^2+(-1/a)^3
=27a^3-3*9a^2(-1/a)+3*3a(1/a^2)-1/a^3
=27a^3-27a+9/a-1/a^3
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Answer:
The answer is in the above attachment.
Step-by-step explanation:
The explanation is in the above attachment.
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