Locating Roots of a Function

Locating Roots of a Function

9th Grade

10 Qs

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Locating Roots of a Function

Locating Roots of a Function

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSA-REI.B.4B, 8.EE.A.2

Standards-aligned

Created by

Barbara White

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the solutions of the equation x2 - 16 = 0 by extracting the square root.

x = 4 and x = -4

x = 4

x = -4

no answer

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the roots of the quadratic equation 2s2 = 50.

s = 25 and s = -25

s = 5 and s = -5

s = 5 and s = 25

s = -5 and s= -25

Tags

CCSS.8.EE.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What equation has the roots of x = 7 and x = -7?

x2 - 14 = 0

x2 - 49 = 0

x2 + 49 = 0

x2 = 14

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the roots of the quadratic equation (s - 4)2 - 81 = 0?

s = 9/2 and s = -9/2

s = 9 and s= -9

s = 2 and s = -2

s = 13 and s = -13

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the roots of the quadratic equation 3t2 = 12?

t =4 and t = -4

t = 2 and t = -2

t = 3 and t = -3

t = 9 and t = -9

Tags

CCSS.8.EE.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following quadratic equations can be solved by extracting square roots?

x2 + 3x – 4 = 0

x2 – 36 = 0

(x + 1) (x – 3)

2x2 – 5x – 7 = 0

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the solution of the equation a2 – 60 = 21?

positive or negative 4

positive or negative 6

positive or negative 7

positive or negative 9

Tags

CCSS.8.EE.A.2

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