Question

To solve the equation 12x^2-7x-9=0 using the quadratic formula, what would be the value of b?

7
-7
-9
None of these choices are correct.

Answer 1

Explanation:

To use Quadratic Formula, the quadratic in question should be of the form

ax^2 + bx + c for this one b = - 7

( and a = 12 c = - 9 )