Question 442276
What multiplies to -24 and adds to -9?

Here are the factors of -24.

Plus or Minus here:

1  24
2  12
3   8
4   6

This cannot be factored in terms of integers.

Let's try the quadratic formula:
*[invoke quadratic "x", 1, -9, -24 ]

Are you sure you have the right problem?