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WEPAS Alg#19 Square Roots
Contributed by: Bourke
(Original author: Hulett)

For the purposes of this quiz the following symbol

will be used to indicate "square root".

Example:  √16 means "the square root of 16"

Which quadratic equation is written in standard form?

 

a)  8x+5x2-9=0

b)  5x2+8x=9

c)  5x2+8x-9=0

d)  9-8x-5x2=0

e)  none of these

 A
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 B
 C
 D
 E

Consider the equation 3x2-44=x2+84.

 

Which statement is correct?

 

A)  The equation has exactly one solution.

B)  The equation has two solutions.

C)  The equation has no real solutions

D)  The number of solutions can not be determined.

E)  The equation had more than 2 solutions.

 A
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 B
 C
 D
 E

Which is the simplest form of √80?

 

A)  2√5

B)  4√5

C)  2√20

D)  20

E)  5√16

 A
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 B
 C
 D
 E
 A

Which of the following does not equal √48?

 

A)  (√2)(√24)

B)  4√3

C)  2√12

D)  12√16

E)  (√6)(√8)

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 B
 C
 D
 E
Which is the simplest form of 

A)  √5

B)  2√5

C)  5

D)  5√5

E)  √25

 A
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 B
 C
 D
√125
√25
 E

Solve:  4x2 -38 = 26

 

 

A)  ±√3

B)  √4

C)  ±√4

D)  ±√8

E)  no real solutions

 A
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 B
 C
 D
 E
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