Quadratic Formula

Quadratic Formula

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

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16 questions

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1.

FLASHCARD QUESTION

Front

Solutions of a quadratic equation are also called

Back

All of the above (roots, x-intercepts, zeros)

2.

FLASHCARD QUESTION

Front

Why are quadratic equations set equal to zero?

Back

Because we are trying to find the x-intercepts and that happens when y=0.

3.

FLASHCARD QUESTION

Front

If there is one solution, the discriminant is . . .

Back

zero

4.

FLASHCARD QUESTION

Front

If there are no real solutions, the discriminant is

Back

a negative number

5.

FLASHCARD QUESTION

Front

The first step in solving quadratic equations is to . . .

Back

write the equation in standard form.

6.

FLASHCARD QUESTION

Front

What is the standard form of a quadratic equation?

Back

ax^2 + bx + c = 0, where a, b, and c are constants and a ≠ 0.

7.

FLASHCARD QUESTION

Front

What does the discriminant tell us about the solutions of a quadratic equation?

Back

It indicates the nature of the roots: positive means two real solutions, zero means one real solution, and negative means no real solutions.

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