Factorisatoin x³-5x²-x+5............
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Answered by
41
X³-5x²-x+5
So
X²(x-5)-1(x-5)
(X²-1)(x-5)
I hope this will help you
By DEVANSH
So
X²(x-5)-1(x-5)
(X²-1)(x-5)
I hope this will help you
By DEVANSH
Answered by
36
the answer is in the pic
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Devanshk:
How (x²-1) change in (x+1)(x-1)
its the formula of (a²-b²)=(a+b)(a-b)
(x²-1²)=(x+1)(x-1) where (1²=1)
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