Quadratic Formula

Quadratic Formula

9th Grade

10 Qs

quiz-placeholder

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Quadratic Formula

Quadratic Formula

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Medium

CCSS
HSA-REI.B.4B

Standards-aligned

Created by

Miranda Rahimzadeh

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image
What is this?
This is the speed of light formula.
This is the quadratic formula.
This is the zero product property.
This is scary.

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine the values of
a, b, and c for
the quadratic equation: 
4x2 – 8x = 3
a = 4, b = -8, c = 3
a = 4, b =-8, c =-3
a = 4, b = 8, c = 3
a = 4, b = 8, c = -3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 b24acb^2-4ac  is called the . . .

Square root

Quadratic formula

X-intercepts

Discriminant 

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What should you do first in solving this equation?

x2 + 6x - 13 = 3

Factor

Write down: a = 1, b = 6, c = -13

Subtract 3 from both sides.

Add 3 to both sides.

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The quadratic equation can be used to solve quadratic equations that cannot be factored.
True
False

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Use the quadratic formula to find the solutions for
y = -x2 - 5x + 12
-4.9 and -0.1
-8.54 and 8.54
-0.45 and 3.55
-6.77 and 1.77

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Solve using the Quadratic Formula


6x2 + 12x - 1 = 0

x = 0.08, -2.08

x = -0.08, 2.08

x = -0.08, -1.91

x = 0.08, 1.19

Tags

CCSS.HSA-REI.B.4B

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