8. If the discriminant is positive, there will be ______ real solutions.

Question

asked Apr 11, 2019 56.8k views

1 Answer

Sergei Kuzmin · Answer 1 · 2019-04-15T11:21:27+0000

Answer:

2

Explanation:

The discriminant is the quantity under the radical in the quadratic formula ...

[tex]x=\dfrac{-b\pm\sqrt{b^2-4ac}}{2a}[tex]

When that quantity is positive, the square root is real, and the formula gives two real values for x.