factorise 125x^3+1 step by step explanation pls!!
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Step-by-step explanation:
refer to the attachment ❤.....
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Answer:
=(5x+1)[ 25x^2 -5x +1 ]
Step-by-step explanation:
125x^3+1
(5x)^3 +(1)^3
as we know that
a^3+b^3=(a+b)(a^2-ab-b^2)
we can use in question
(5x)^3 +(1)^3=(5x+1)[ (5x)^2 -(5x)(1) +(1)^2 ]
=(5x+1)[ 25x^2 -5x +1 ]
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