Question

Factorise : x³-4x²+5x-2​

Answer 1

Answer:

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Answer 2

$ans$

sum of coffiecient = 1-4+5-2=0

therefore (x-1) is a factor

reminder = 0

f(x) x³-4x²+5x-2

= (x-1) (x²-3x+2)

= (x-1) (x-1 ) ( x - 2 )

= (x-1)² (x-2) ans