7th
grade

Mathematics

57%

accuracy

802

plays

Meghan Coleman

4 years

Mathematics

7th

grade

Multiplying and Dividing Monomials

Meghan Coleman

802
plays

10 questions

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1. Multiple Choice
1 minute
1 pt
Simplify.
$-5x^3\left(3x^7\right)$
$-2x^{10}$
$-15x^{21}$
$-15x^{10}$
$-2x^{21}$
2. Multiple Choice
1 minute
1 pt
Simplify
$\frac{10x^8y^5}{4x^2y^5}$
$6x^6y$
$\frac{5x^6}{2}$
$\frac{5x^6y}{2}$
$6x^6$
3. Multiple Choice
1 minute
1 pt
Simplify
$10x^2y^5\left(9x^3y\right)$
$19x^5y^6$
$90x^6y^5$
$19x^5y^5$
$90x^5y^6$
4. Multiple Choice
1 minute
1 pt
Simplify.
$\frac{20x^3y^8}{30x^3y^7}$
$\frac{2xy}{3}$
$\frac{20y}{30}$
$\frac{2y}{3}$
$\frac{10y}{15}$
5. Multiple Choice
1 minute
1 pt
Simplify. Write using a positive exponent.
$\frac{-3m^2n^3}{-8m^3n^2}$
$\frac{3m}{8n}$
$\frac{-3n}{-8m}$
$-\frac{3m}{8n}$
$\frac{3n}{8m}$
6. Multiple Choice
1 minute
1 pt
Simplify.
$\left(x^3\right)^4\cdot\left(x^2y^3\right)^2$
$x^{16}y^6$
$x^{11}y^6$
$x^7y^5$
$x^{16}y^5$
7. Multiple Choice
1 minute
1 pt
Simplify. Write using a positive exponent.
$\frac{12x^6y^{-2}}{2x^{-2}y}$
$6x^4y^{-3}$
$\frac{6x^8}{y^3}$
$\frac{6x^4}{y^3}$
$\frac{10x^4}{y^3}$
8. Multiple Choice
1 minute
1 pt
Simplify.
$\left(w^2x^5\right)^4$
$w^8x^{12}$
$w^8x^{20}$
$w^6x^9$
$w^6x^9$
9. Multiple Choice
1 minute
1 pt
Simplify. Write your answer using positive exponents.
$\left(x^{-2}\right)^3\left(x^6y^4\right)$
$y^4$
$x^1y^4$
$x^{12}y^4$
$x^{-12}y^4$
10. Multiple Choice
1 minute
1 pt
Simplify. Write using a positive exponent.
$\left(2x^7y\right)\left(3x^{-2}y^2\right)\left(2x^3y\right)$
$6x^8y^2$
$12x^9y^3$
$12x^8y^4$
$7x^8y^4$
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