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Rational Expressions

Authored by Kendall Ferlazzo

Mathematics

9th - 12th Grade

CCSS covered

Used 660+ times

Rational Expressions
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12 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify  7n3n18+n+33\frac{7n}{3n-18}+\frac{n+3}{3}  

 8n+33n15\frac{8n+3}{3n-15}  

 n2+4n183(n6)\frac{n^2+4n-18}{3\left(n-6\right)}  

 7(n+3)3(3n18)\frac{7\left(n+3\right)}{3\left(3n-18\right)}  

 7n+n+33n18+3\frac{7n+n+3}{3n-18+3}  

Tags

CCSS.HSA.APR.D.7

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify 8nn3+3n5n6\frac{8n}{n-3}+\frac{3n}{5n-6}  

 43n29(5n6)(n3)\frac{43n^2-9}{\left(5n-6\right)\left(n-3\right)}  

 11n6n9\frac{11n}{6n-9}  

 43n257n(n3)(5n6)\frac{43n^2-57n}{\left(n-3\right)\left(5n-6\right)}  

 8n+3nn3+5n6\frac{8n+3n}{n-3+5n-6}  

Tags

CCSS.HSA.APR.D.7

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 4xx53x6\frac{4x}{x-5}-\frac{3}{x-6}  Simplify

 4x227x+15(x6)(x5)\frac{4x^2-27x+15}{\left(x-6\right)\left(x-5\right)}  

 4x32x+1\frac{4x-3}{2x+1}  

 4x227x+21(x6)(x5)\frac{4x^2-27x+21}{\left(x-6\right)\left(x-5\right)}  

 4x2+21x+15(x5)(x+6)\frac{4x^2+21x+15}{\left(x-5\right)\left(x+6\right)}  

Tags

CCSS.HSA.APR.D.7

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 27x2+x302-\frac{7}{x^2+x-30}  Simplify

 2x22x67(x6)(x+5)\frac{2x^2-2x-67}{\left(x-6\right)\left(x+5\right)}  

 5(x+6)(x5)\frac{-5}{\left(x+6\right)\left(x-5\right)}  

 5x2+x30\frac{-5}{x^2+x-30}  

 2x2+2x67(x+6)(x5)\frac{2x^2+2x-67}{\left(x+6\right)\left(x-5\right)}  

Tags

CCSS.HSA.APR.D.7

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify  1n+5×n2+2n15n8\frac{1}{n+5}\times\frac{n^2+2n-15}{n-8}  

 n3n8\frac{n-3}{n-8}  

 n3(n+5)(n8)\frac{n-3}{\left(n+5\right)\left(n-8\right)}  

 n2+2n15(n+5)(n8)\frac{n^2+2n-15}{\left(n+5\right)\left(n-8\right)}  

 n2+2n142n3\frac{n^2+2n-14}{2n-3}  

Tags

CCSS.HSA.APR.D.7

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 2a206a×a9a10\frac{2a-20}{6a}\times\frac{a-9}{a-10}  Simplify

 2a21806a260a\frac{2a^2-180}{6a^2-60a}  

 2(a9)6a\frac{2\left(a-9\right)}{6a}  

 a93a\frac{a-9}{3a}  

 3a297a10\frac{3a-29}{7a-10}  

Tags

CCSS.HSA.APR.D.6

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 m2+m30m2+13m +42÷m2m+7\frac{m^2+m-30}{m^2+13m\ +42}\div\frac{m-2}{m+7}  Simplify

 m5m2\frac{m-5}{m-2}  

 (m5)(m2)(m+7)2\frac{\left(m-5\right)\left(m-2\right)}{\left(m+7\right)^2}  

 m2+2m32m2+14m+49\frac{m^2+2m-32}{m^2+14m+49}  

 52m2\frac{-5}{2m^2}  

Tags

CCSS.HSA.APR.D.6

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