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Quadratic Formula Decimal Solutions

Authored by Anthony Clark

Mathematics

10th Grade

CCSS covered

Quadratic Formula Decimal Solutions
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the decimal solutions of the quadratic equation 3x^2 + 4x - 2 = 0.

The decimal solutions are approximately 1 and -1

The decimal solutions are approximately 0 and -1

The decimal solutions are approximately 0.366 and -1.366

The decimal solutions are approximately 2 and -2

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the decimal solutions of the quadratic equation 3x^2 - 10x + 7 = 0.

x = 2.5 or x = 1.5

x = 4.2 or x = 2.8

x = 0.75 or x = 0.5

x = 1.6667 or x = 1.3333

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are the decimal solutions of the equation 4x^2 - 4x - 3 = 0.

2.5, -1.5

1.366, -0.866

0.5, -1.5

3.5, -2.5

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are the decimal solutions of the quadratic equation x^2 - 5x + 6 = 0?

x = 0, x = 5

x = 2, x = 3

x = 4, x = 2

x = 1, x = 6

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 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

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Use the quadratic formula to find the solutions for

y = 3x2 + 8x - 1

0.1167 and -2.7833

.7 and -16.7

.35 and -8.35

0.2358 and -1.236

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

find x for
2x2-8x-24=0

x= 6, -2

x= 2, -6

x= 4, 2

x= 2, 6

Tags

CCSS.HSA-REI.B.4B

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