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Exponent Rules
Test Description: Reviewing rules of exponents
Instructions: Answer all questions to get your test result.
1) Simplify: x^3•x^4
A
x^7
B
x^1
C
x^12
D
12x
2) Simplify: (x^6)/(x^4)
A
x^24
B
x^10
C
x^(3/2)
D
x^2
3) Simplify: (x^3)^4
A
x^-1
B
x^12
C
None of these are the correct answer.
D
x^7
4) Simplify: x^0
A
x
B
None of these are the correct answer.
C
0
D
1
5) Simplify: x^-3
A
-3x
B
None of these are the correct answer.
C
x^(1/3)
D
1/x^3
6) Simplify: 2(a^3)(b^4)•3(a^-5)(b^6)
A
None of these are the correct answer.
B
6(a^8)(b^10)
C
9(a^-2)(b^10)
D
5(a^15)(b^24)
7) Simplify: (x^5•y^8)/(x^3•y^4)
A
None of these are the correct answer.
B
(x^2)(y^4)
C
(x^2)/(y^4)
D
(x^8)(y^12)
8) Simplify: (3x^5•y^3)^2
A
9x^10•y^5
B
9x^10•y^6
C
6x^7•y^5
D
None of these are correct.
9) Evaluate: 3^-2
A
-9
B
9
C
1/9
D
-1/9
10) Evaluate: (3x^2•y^-3)^0
A
0
B
None of these are correct.
C
(9x^2)/(y^3)
D
3xy
*select an answer for all questions
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