Rational Expressions/Equations

Rational Expressions/Equations

9th - 12th Grade

14 Qs

quiz-placeholder

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Rational Expressions/Equations

Rational Expressions/Equations

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

CCSS
7.EE.B.4A, HSA.REI.A.2

Standards-aligned

Created by

Erick Bertram

Used 9+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Simplify x2x20x225÷x+47xSimplify\ \frac{x^2-x-20}{x^2-25}\div\frac{x+4}{7x}  

 (x+5)7\frac{\left(x+5\right)}{7}  

 7x(x+5)\frac{7x}{\left(x+5\right)}  

 (x+4)7x\frac{\left(x+4\right)}{7x}  

 (x+4)(x+4)(x+5)7x\frac{\left(x+4\right)\left(x+4\right)}{\left(x+5\right)7x}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Simplify x29x24x21×x34x2x23xSimplify\ \frac{x^2-9}{x^2-4x-21}\times\frac{x^3-4x^2}{x^2-3x}  

 (x7)x(x4)\frac{\left(x-7\right)}{x\left(x-4\right)}  

 (x+3)(x4)(x7)\frac{\left(x+3\right)\left(x-4\right)}{\left(x-7\right)}  

 x(x4)(x7)\frac{x\left(x-4\right)}{\left(x-7\right)}  

 (x7)(x3)\frac{\left(x-7\right)}{\left(x-3\right)}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Simplify (6x+85)(2x105)Simplify\ \left(\frac{6x+8}{5}\right)-\left(\frac{2x-10}{5}\right)  

 4x25\frac{4x-2}{5}  

 4x+184x+18  

 8x+185\frac{8x+18}{5}  

 4x+185\frac{4x+18}{5}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Simplify x57x2+4x62xSimplify\ \frac{x-5}{7x^2}+\frac{4}{x}-\frac{6}{2x} 

 x77x\frac{x-7}{7x}  

 x28x57x2\frac{x^2-8x-5}{7x^2}  

 8x57x2\frac{8x-5}{7x^2}  

 x5+462x\frac{x-5+4-6}{2x}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Solve  13+2x=15Solve\ \ \frac{1}{3}+\frac{2}{x}=\frac{1}{5}  

 x=15x=-15  

 x=15x=15  

 x=115x=\frac{1}{15}  

 x=115x=-\frac{1}{15}  

Tags

CCSS.7.EE.B.4A

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Solve 1x31x5=x6x28x+15Solve\ \frac{1}{x-3}-\frac{1}{x-5}=\frac{x-6}{x^2-8x+15}  



  x=4x=4  

 x=6x=-6  

 x=8x=8  

 x=18x=\frac{1}{8}  

Tags

CCSS.HSA.REI.A.2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Solve 85x3=64x8Solve\ \frac{8}{5x-3}=\frac{6}{4x-8}  



 x=15x=15  

 x=12x=\frac{1}{2}  

 x=7x=7  

 x=23x=23  

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