Solving quadratics with square roots

Solving quadratics with square roots

Assessment

Flashcard

Mathematics

8th - 10th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a quadratic equation?

Back

A quadratic equation is a polynomial equation of the form ax² + bx + c = 0, where a, b, and c are constants and a ≠ 0.

2.

FLASHCARD QUESTION

Front

What does it mean to solve a quadratic equation using square roots?

Back

Solving a quadratic equation using square roots involves isolating the x² term and then taking the square root of both sides to find the values of x.

3.

FLASHCARD QUESTION

Front

What is the square root of 16?

Back

+4, -4

4.

FLASHCARD QUESTION

Front

How do you determine if a quadratic equation has no solution?

Back

A quadratic equation has no solution if the expression under the square root (the discriminant) is negative.

5.

FLASHCARD QUESTION

Front

What is the discriminant in a quadratic equation?

Back

The discriminant is the part of the quadratic formula under the square root: b² - 4ac. It determines the nature of the roots.

6.

FLASHCARD QUESTION

Front

Solve for x: 2x² + 12 = 4

Back

no solution

7.

FLASHCARD QUESTION

Front

Solve for x: 3x² - 4 = -1

Back

+3, -3

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