Question

Use the discriminant to determine the number of real solutions to the quadratic equation. −100a2+20a−1=0 What is the number of real solutions? Select the correct answer below: 0 1 2

Answer 1

1 real solution

Explanation:

20² - 4 (-100) (-1)

400 - 400

0

Answer 2

1 real solution

Explanation:

20² - 4 (-100) (-1)

400 - 400

0

When the discriminant is 0, there is one real solution.