Which expression is a factor of 125x3 + 1?
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Answered by
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Answer:
125=375
375+1=376
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Answered by
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Answer:
a³+b³=(a+b)(a²-ab+b²)
125x³+1=(5x+1)((5x)²-(5x)(1)+(1)²)
=(5x+1)(25x²-5x+1)
=125x³-25x²+5x+25x²-5x+1
=125x³+1
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