Give the factors of the following binomials 25x²-1
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Answered by
5
=[(5x)²-(1)²]+[1+5x]²
=(5x-1)(5x+1)+(1+5x)(1+5x)
take 1+5x common
=(1+5x)[(5x-1)+(5x+1)]
=(1+5x)(5x-1+5x+1)
=(1+5x)(10x).
so, factors of given eq are 10x & 1+5x.
Answered by
2
Answer:
25x²-1
(5x)²-1²
(5x-1)(5x+1)
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