Question

Determine all of the positive values of k for which x2+6x+k​

Answer 1

5, 8, and 9

Explanation:

If the function is to be factorable, then k must be values which have factors that add to 6.

6 can be added as 1+5, 2+4, and 3+3. These pairs of factors multiply to 5, 8, and 9.