Question

find k,if x square-2x+k has x-1 is the factor

Answer 1

Hi friend here is ur answer..

f(x)=x²-2x+k. where x-1=0 x=1
f(x)=1²-2(1)+k. and f(x) be 0
0=1-2+k
0=-1+k
-1+k=0
k=0+1
k=1

I hope it helps you
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Answer 2

Using Reminder theorem,

x = 1 
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$x^2 -2x + k$

$1^2 -(2*1) + k = 0$

1 - 2  + k = 0

-1 + k = 0 

  k = 1 
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i hope this will help you



-by ABHAY