Discriminant & Quadratic Formula

Front

True or false: The solution, root, x-intercept, and zero of a problem are all the same thing

Back

True

Front

The discriminant is

Back

b² - 4ac

Front

If the discriminant is positive, then the solution will be

Back

two real solutions

Front

What does the discriminant tell us?

Back

The number and type of solutions

Front

Which graph has a discriminant = 0? Options: None of them, Red, Blue, Green

Back

Green

Front

For the function y = x² + 4x + 4, is the discriminant positive, negative, or zero?

Back

Zero

Front

Use the discriminant to determine the number of solutions for 4x² + 4x + 1 = 0.

Back

1

Front

Square root of 16 is..

Back

4 or -4

Front

For the function above, is the discriminant positive, negative, or zero?

Back

Negative

Front

The discriminant of
2x² -3x - 5 is ?

Back

49