Answer:
Part 1) The square root of b^2-4ac
Part 2) 25
Step-by-step explanation:
Part 1.
In order to determine whether the quadratic equation can be solved by factoring, the square root of b^2-4ac has to be a real number, or else the quadratic can’t be factored. (Not a real number)
Part 2.
Plugging b, a, and c in,
We have 49-24 or 25.