SOLUTION: please help me to factor this expression:x^2-kx-30

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Question 205615: please help me to factor this expression:x^2-kx-30
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x^2-kx-30
(x-6)(x+5) thus k=1
(x-10)(x+3) thus k=7
(x-15)(x+2) thus k=13
(x-30)(x+1) thus k=29