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9th
grade

Mathematics

62%

accuracy

2K

plays

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4 years

Mathematics

9th

grade

Laws of Exponents

user

2K
plays

10 questions

10 questions

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1. Multiple Choice
2 minutes
1 pt
$\left(3x^4\right)^5$
$15x^9$
$243x^{20}$
$15x^{20}$
$243x^9$
2. Multiple Choice
1 minute
1 pt
$\left(7x^3\right)^0$
1
7
$21x^3$
$x^{10}$
3. Multiple Choice
1 minute
1 pt
$7x^0$
1
7
$x^7$
$x^{-7}$
4. Multiple Choice
1 minute
1 pt
$\frac{1}{a^{-5}}$
$a^{-5}$
$\frac{a}{5}$
$a^5$
$\frac{5}{a}$
5. Multiple Choice
1 minute
1 pt
$k^{-6}$
$\frac{k}{6}$
$\frac{6}{k}$
$k^6$
$\frac{1}{k^6}$
6. Multiple Choice
2 minutes
1 pt
$\left(-7x^2\right)\left(4x^4\right)$
$-28x^8$
$-28x^6$
$-3x^8$
$-3x^6$
7. Multiple Choice
2 minutes
1 pt
$\frac{x^8}{x^5}$
$x^3$
$\frac{1}{x^3}$
$x^{13}$
$x^{40}$
8. Multiple Choice
2 minutes
1 pt
$\left(-2x^3y^2\right)\left(5xy^4\right)$
$3x^3y^8$
$3x^4y^6$
$-10x^3y^8$
$-10x^4y^6$
9. Multiple Choice
2 minutes
1 pt
$4z^4\cdot6z^{-6}$
$\frac{24}{z^2}$
$24z^{-24}$
$\frac{10}{z^2}$
$10z^{-24}$
10. Multiple Choice
2 minutes
1 pt
$\left(3xy\right)\left(xy\right)$
$x^2y^2$
$3xy$
$3x^2y^2$
$\frac{xy}{3xy}$
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