SOLUTION: I was doing great until I ran into this one please help! Find all positive values for k for which each of the following can be factored x^2 + 5x + k Thank you very much!

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I was doing great until I ran into this one please help! Find all positive values for k for which each of the following can be factored x^2 + 5x + k Thank you very much!      Log On


   

Question 105298: I was doing great until I ran into this one please help!
Find all positive values for k for which each of the following can be factored
x^2 + 5x + k
Thank you very much!
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
following the rules for factoring, the factors of k must add to give +5

assuming only integer values, the choices are quite limited ... what pairs of positive numbers add to 5?

multiplying the numbers in the pairs will give the values of k