Question

If (x-1) is a factor of x³-2x²+mx-4 find the value of m​

Answer 1

x=1

(1)^3-2(1) ^2+m(1) -4=0.

1-2+m-4=0.

-1-4+m=0

-5+m=0

-5= -m

m=5

Answer 2

Answer:

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