factorise 27x³-1/216-9/2x²+1/4x
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please refer to the attachment
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please mark it as brainliest if it helps
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Answered by
11
Answer:
Step-by-step explanation:
(3x³)+ (-1/6)³+3*3x*3x*(-1/6)+3*3x*(-1/6)*(-1/6)
= (3x-1/6)³
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