Negative and Rational Exponents
In this assignment, you will practice rewriting expressions involving negative and rational exponents.
Some sample problems are shown below:  
(a)-3  = 
Negative and Rational Exponents
1a3
√ 25  = 
25
1
2
(A) 21
(C)  ـــــــ
Express 7-3 using positive exponents.
1
73
(D) ـــــ
(B)  4
1
7-3
(A) ــــــ
(C)  ـــــــ
Express 5-4 using positive exponents.
4
5
54
(B) ـــــــ
(D) ـــــ
154
1
45
(A) ــــــ
Express m-7 using positive exponents.
(C)  ـــــــ
17m
7m
(D) ـــــ
(B) ـــــــ
 1m7
7m
(A)  ــــــ
(C)  ـــــــ
Evaluate 5-3
 -1125
35
(B) ـــــــ
(D) ــــــ
 1125
53
(A) ــــــ
Evaluate    1
                 2-5 
(C)  32
 110
(D)  -32
(B) ـــــــ
 132
(A) ــــــ
Evaluate    -1                  3-2 
(C)  9
-1 9
(D)  -9
(B) ـــــــ
 1 9
(A) ــــــ
Evaluate 23 • 3-2
(C)  ـــــــ
 8-9
89
(B) ـــــــ
(D) ـــــ
98
172
(A) 5-2 
Write  ـــــــ using negative exponents
(C)  0.04
 1
25
(D) ـــــ
(B)  2-5
15-2
Another way of writing square root is using a power of 1/2.
Write the radical using a rational exponent.
√ 36
=
(36)
Another way of writing square root is using a power of 1/2.
Write the radical using a rational exponent.
5
=
(5)
Another way of writing square root is using a power of 1/2.
Write the radical using a rational exponent.
53
=
(5)
Another way of writing square root is using a power of 1/2.
Write the radical using a rational exponent.
35
=
(3)
Another way of writing square root is using a power of 1/2.
Write the radical using a rational exponent.
x5
=
(    )
Another way of writing square root is using a power of 1/2.
Write the radical using a rational exponent.
(-6)3
=
(    )
Another way of writing cube root is using a power of 1/3.
Write the radical using a rational exponent.  
Then evaluate the expression.
   8
3
=
(8)
=
Another way of writing cube root is using a power of 1/3.
Write the radical using a rational exponent.  
Then evaluate the expression.
√ -27
3
=
(    )
=
Another way of writing cube root is using a power of 1/3.
Write the radical using a rational exponent.  
Then evaluate the expression.
    82
3
=
(     )
=
Students who took this test also took :

Created with That Quiz — a math test site for students of all grade levels.