Question

Find the discriminant of the following quadratic equation -2x^2 + 3x + 6 = 0

Answer 1

The given expression is,

`-2x^2+3x+6=0`

Here, a = -2, b = 3 and c = 6.

Thus, the answer is 57.

Therefore, the discriminant can be calculated as,

`b^2-4ac=3^2+4*2*6=9+48=57`