SOLUTION: Find all positive values for k for which each of the following can be factored. x^2+x-k Thanks

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Question 117229: Find all positive values for k for which each of the following can be factored.
x^2+x-k
Thanks
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
k can be any number that has 2 factors that differ by 1'
examples are:
2*3=6 (x^2+x-6)=(x-2)(x+3)
7*8=56 (x^2+x-56)=(x-7)(x+8)
9*10=90 (x^2+x-90)=(x+10)(x-9)