Solving Quadratic Equations by Factoring

Solving Quadratic Equations by Factoring

9th Grade

18 Qs

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Solving Quadratic Equations by Factoring

Solving Quadratic Equations by Factoring

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

CCSS
HSA-REI.B.4B, 8.EE.A.2, HSF-IF.C.7A

+1

Standards-aligned

Created by

Ari Cureton

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18 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Media Image

The graph and table both show methods that can be used to solve the equation x² - x - 2 = 0. Identify the solutions of the equation.

2.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Media Image

Marcela incorrectly used graphing to find the solution of x² - 2x + 5 = 0. Find and correct her error.

Graph the related function f(x) = x² - 2x + 5.

The graph intercepts the y-axis at (0, 5).

The solution of the equation is 5.

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

3.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

The solutions of the equation x² + 3x + 2 = 0 are _______ and _______.

Tags

CCSS.HSA-REI.B.4B

4.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Media Image

Nora made an incorrect statement when using factoring to solve the equation x² + 2x - 12 = 3. Find and correct her error.

Tags

CCSS.HSA-REI.B.4B

5.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Write the factored form of the equation ( x2 - 4x + 3 = 15 ). Then find the solutions.

Tags

CCSS.HSA-REI.B.4B

6.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Media Image

A student made an error when solving the quadratic equation. Find and correct the error the student made.

Tags

CCSS.HSA-REI.B.4B

7.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Find the solution of the quadratic equation ( 9x2 - 4 = 23 ) using square roots. Write in the form ( x = a ), where ( a ) is a real number. Approximate if necessary; round to the nearest hundredth.

Tags

CCSS.HSA-REI.B.4B

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