QuickHelper

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About QuickHelper

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Teaching Since: May 2017
Last Sign in: 352 Weeks Ago, 5 Days Ago
Questions Answered: 20103
Tutorials Posted: 20155

Education

  • MBA, PHD
    Phoniex
    Jul-2007 - Jun-2012

Experience

  • Corportae Manager
    ChevronTexaco Corporation
    Feb-2009 - Nov-2016

Category > Engineering Posted 31 Jul 2017 My Price 8.00

Rational Exponents

1) Which of the following shows the expression below in radical form?

c to the power of 2 over 5 end exponent

A.

5 root of c squared end root

B.

2 root of c to the power of 5 end root

C.

square root of c to the power of 5 over 2 end exponent end root

D.

root index 2 over 5 of c

 

 

2) Which of the following shows the expression below in radical form?

left parenthesis x cubed right parenthesis to the power of 5 over 6 end exponent

A.

3 root of x to the power of 5 end root

B.

6 root of x to the power of 5 end root

C.

5 root of x squared end root

D.

2 root of x to the power of 5 end root

3) Which of the following shows the expression below in exponential form?

3 root of c squared end root

A.

c to the power of 6

B.

c to the power of 2 over 3 end exponent

C.

c to the power of 3 over 2 end exponent

D.

c cubed


4) 

Evaluate the expression.

32 to the power of 1 fifth end exponent

 

 

 

A) 6.4

 

 

B) 33554432

 

 

C) 2

 

 

D) 16

5) Evaluate the expression.

27 to the power of begin display style 1 third end style end exponent over 9 to the power of begin display style 1 half end style end exponent

 

 

A) 3

 

 

B) 1

 

 

C) 0

 

 

D) 9

6) Simplify the expression.

x to the power of 6 over 5 end exponent • space x to the power of 4 over 5 end exponent

A.

x to the power of 24 over 5 end exponent

B.

x squared

C.

x to the power of 1 half end exponent

D.

x to the power of 5

7) Simplify the expression.

y to the power of begin display style 3 over 5 end style end exponent over y to the power of begin display style 1 over 10 end style end exponent

A.

1 over y to the power of begin display style 7 over 10 end style end exponent

B.

1 over y to the power of begin display style 1 half end style end exponent

C.

y to the power of 1 half end exponent

D.

y to the power of 7 over 10 end exponent
8) Simplify the expression.

fraction numerator 8 to the power of begin display style 1 over 6 end style end exponent space minus space 9 to the power of begin display style 1 fourth end style end exponent over denominator square root of 3 space plus thin space square root of 2 end fraction

A.  6 root of 108 space minus space 6 root of 2 to the power of 5 end root space plus space square root of 6 space minus space 3
B.  minus 5 space plus space 2 square root of 6
C.  6 root of 8 square root of 3 space plus space 6 root of 8 square root of 2 space minus space 4 root of 9 square root of 3 space minus space 4 root of 9 square root of 2
D.  square root of 5 space 6 root of 8 space minus space square root of 5 space 4 root of 9

Answers

QuickHelper
(10)
Status NEW Posted 31 Jul 2017 08:07 AM My Price 8.00

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