Answer:
x =
, -1
Explanation:
The quadratic formula is: -b±√b²-4ac
2a
The discriminant (Δ) is b²-4ac. Evaluating this expression after substituting for a, b and c helps you identify the number of real solutions to the quadratic equation.
a = 2, b = 3, c = 1
Δ = -3²- 4 x 2 x 1;
Δ = 1
-3±1
4