Absolute Value Equations

May 1st, 2015
RockCafe
Category:
Engineering
Price: $5 USD

Question description

Question 2

  1. Which of the following could be equal to -|x|? Select all that apply.

A.   -1

B.    -2

C.    1

D.   2

Question 4

  1. Simplify the expression: -|1-4|

A.3

B. -3

C. 5

D.-5

Question 5

  1. Evaluate the expression |x-10|when x=-8

A.   -8

B.    -18

C.    8

D.   18

Question 6

  1. Select the set of equations that would be used to solve the following absolute value equation: |x-3|=9

A.       x-3=9 and x-3=-9

B.        x-3=9 and x+3=9

C.        x-3=9 and –x-3=-9

D.       x-3=9 and –x+3=-9

 

Question 7

  1. Select the solutions to the following absolute value equation: |x+5|=26

 

A.       x=-26 or x=26

B.        x=21 or x=-21

C.        x=21 or x=-31

D.       x=26 or x=21

Question 8

  1. Which of the following equations have no solution? Select all that apply.

A.       |x|=-9

B.        |x|=-7

C.        |x|=93.2

D.       |x|=5

 

Question 9

  1. Select the solutions to the following absolute value equation: |4x-6|=14

A.       x=6 or x=14

B.        x=5 or x=-2

C.        x=5 or x=-5

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