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

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Find all positive values for k for which each of the following can be factored, x^2+x-k ???      Log On


   

Question 116459: Find all positive values for k for which each of the following can be factored,


x^2+x-k
???
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
X^2+X-K ANY K NUMBER THAT HAS TWO FACTOR THAT DIFFER BY ONE ARE ACCEPTABLE ANSWERS.
EXAMPLE 2=1*2
X^2+X-2=(X+2)(X-1)
EXAMPLE 6=2*3
X^2+X-6=(X+3)(X-2)
EXAMPLE 72=8*9
X^2+X-72=(X+9)(X-8)