SOLUTION: Find the value of k if (x-1) is a factor of k^2x^2-2kx-3.

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Question 1081916: Find the value of k if (x-1) is a factor of k^2x^2-2kx-3.
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
That means that 1 is a root
k^2*1-2k-3=0
(k-3)(k+1)=0
k=3, -1
check
9x^2-6x-3=0
3x^2-2x-1=0
(3x+1)(x-1)=0
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x^2+2x-3=0
(x+3)(x-1)=0
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C3x%5E2-2x-1%2Cx%5E2%2B2x-3%29