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QUIZ

7th
-
8th
grade

Mathematics

79%

accuracy

2

plays

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4 years

Mathematics

7th -

8thgrade

Quiz Review - Exponent Rules

user

2
plays

18 questions

18 questions

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1. Multiple Choice
5 minutes
1 pt
Simplify: $3n^5\cdot5n^{10}$
$15n^5$
$8n^{15}$
$15n^{50}$
$15n^{15}$
2. Multiple Choice
5 minutes
1 pt
Simplify: $\frac{2^9}{2^6}$
$1^3$
$2^{15}$
$2^3$
$2^{15}$
3. Multiple Choice
5 minutes
1 pt
-15x²yz⁴
1
0
4. Multiple Choice
5 minutes
1 pt
According to exponent rules, when we divide powers we _______ the exponents.
add
subtract
multiply
divide
5. Multiple Choice
5 minutes
1 pt
According to exponent rules, when we multiply powers we _______ the exponents.
add
subtract
multiply
divide
6. Multiple Choice
5 minutes
1 pt
According to exponent rules, when we raise a power to a power we _______ the exponents.
add
subtract
multiply
divide
7. Multiple Choice
5 minutes
1 pt
How do you solve:
(2x⁵)(6x⁴)
MULTIPLY coefficients
MULTIPLY exponents
DIVIDE coefficients
SUBTRACT exponents
Combine like terms
MULTIPLY coefficients
ADD exponents
8. Multiple Choice
5 minutes
1 pt
Simplify:
$\frac{x^{12}}{x^4}$
$x^{16}$
$x^8$
$x^{48}$
$x^3$
9. Multiple Choice
5 minutes
1 pt
$n\cdot n^3\cdot n^4$ Using exponents, simplify the following expression:

$n^{12}$
$n^7$
$n^8$
$3n^{12}$
10. Multiple Choice
5 minutes
1 pt
Anything raised to a power of zero is always:
0
1
itself
negative
11. Multiple Choice
5 minutes
1 pt
Rewrite using a positive exponent.
$7^{-10}$
$\frac{1}{7^{10}}$

$7^{10}$
$\frac{1}{7^{-10}}$
$-70$
12. Multiple Choice
5 minutes
1 pt
Simplify this expression.
$\frac{3^3\cdot3^6}{3^3}$
$3$
$3^3$
$9^3$
$3^6$
13. Multiple Choice
5 minutes
1 pt
$\left(5^3\right)^2\cdot5^{4\ }$
$5^{24}$
$5^9$
$5^{16}$
$5^{10}$
14. Multiple Choice
5 minutes
1 pt
Which expressions are equivalent to $\frac{9^9}{9^{15}}$ ?

$9^6$
$9^{24}$
$\frac{1}{9^6}$
$\frac{1}{9^{24}}$
15. Multiple Choice
5 minutes
1 pt
Simplify $\left(a^3\right)^{-5}$ completely.

****NO NEGATIVE EXPONENTS IN SIMPLIFIED ANSWERS!!!****
$a^{-15}$
$a^{15}$
$\frac{1}{a^{15}}$
$a^{-2}$
$\frac{1}{a^2}$
16. Multiple Choice
5 minutes
1 pt
Simplify the following expession $\ \left(2a^2b^5\right)^3$

$2a^5b^8$
$6a^6b^{15}$
$5a^5b^8$
$8a^6b^{15}$
17. Multiple Choice
5 minutes
1 pt
Simplify the expression $k^3\cdot\left(k^{11}\right)^2$
$k^{75}$
$k^{25}$
$k^{16}$
$k^{19}$
18. Multiple Choice
5 minutes
1 pt
$\left(3^4\right)\left(3^5\right)\left(3\right)\left(3^2\right)$
$3^{11}$
$3^{12}$
$3^{40}$
$3^9$
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