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Practice Quiz: Rational Expressions

Authored by Tracy Martin

Mathematics

11th - 12th Grade

Used 1+ times

Practice Quiz: Rational Expressions
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55 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:  x2+9x+202x+8\frac{x^2+9x+20}{2x+8}  

 (x+5)2\frac{\left(x+5\right)}{2}  

 (x+4)(x+5)2x+8\frac{\left(x+4\right)\left(x+5\right)}{2x+8}  

 (x4)(x5)2x+8\frac{\left(x-4\right)\left(x-5\right)}{2x+8}  

 (x5)2\frac{\left(x-5\right)}{2}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:  x2x12x22x8\frac{x^2-x-12}{x^2-2x-8}  

 x+3x+2\frac{x+3}{x+2}  

 x3x+2\frac{x-3}{x+2}  

 (x4)(x+3)(x+4)(x2)\frac{\left(x-4\right)\left(x+3\right)}{\left(x+4\right)\left(x-2\right)}  

 (x+4)(x3)(x4)(x+2)\frac{\left(x+4\right)\left(x-3\right)}{\left(x-4\right)\left(x+2\right)}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the least common denominator for  33xy2y6x\frac{3}{3xy}-\frac{2y}{6x}  ?

 1818  

 6x6x  

 3xy3xy  

 6xy6xy  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify the expression.  23+3x+4y3y\frac{2}{3}+\frac{3x+4y}{3y}  

 5x+4y9y\frac{5x+4y}{9y}  

 6y+3x3y\frac{6y+3x}{3y}  

 2y+xy\frac{2y+x}{y}  

 6y+3x9y\frac{6y+3x}{9y}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Bob has factored the denominators and made sure there is a common denominator.  He must be...

Adding or Subtracting Rational Expressions
Multiplying Rational Expressions
Dividing Rational Expressions

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Julie has factored the numerators and denominators and multiplied by the reciprocal (keep, change, flip). She must be…

Adding or Subtracting Rational Expressions

Multiplying Rational Expressions

Dividing Rational Expressions

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Simplify:  x2+7x+12x2+4xSimplify:\ \ \frac{x^2+7x+12}{x^2+4x}  

 x+3x+4\frac{x+3}{x+4}  

 x3x\frac{x-3}{x}  

 x+3x\frac{x+3}{x}  

 x+3x2\frac{x+3}{x^2}  

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