Operations on rational algebraic expressions

Operations on rational algebraic expressions

9th - 12th Grade

20 Qs

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Operations on rational algebraic expressions

Operations on rational algebraic expressions

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

Created by

Quizizz Content

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Multiply the two rational expressions and simplify the result:

 x25x+6x24x23x+2x29\frac{x^2-5x+6}{x^2-4}\cdot\frac{x^2-3x+2}{x^2-9}  

 x23x2x2+5x6\frac{x^2-3x-2}{x^2+5x-6}  

 x1x2+5x+6\frac{x-1}{x^2+5x+6}  

 x2+3x2x25x+6\frac{x^2+3x-2}{x^2-5x+6}  

 x23x+2x2+5x+6\frac{x^2-3x+2}{x^2+5x+6}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Media Image

Multiply.

x + 5

x - 5

x + 5 / x - 5

2x - 1

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Multiply and Simplify

(n-10)/8n+56

(n-10)(n+7)/8n+56

(n-10)/8

(n+10)/8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

13) State any restrictions on the variable.

 x25xx2+3xx+3x5\frac{x^2-5x}{x^2+3x}\cdot\frac{x+3}{x-5}  

 x0,5x\ne0,5  

 x3,5x\ne-3,5  

 x±3,5x\ne\pm\sqrt{3},5  

 x3,0,5x\ne-3,0,5  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

MULTIPLY the rational expressions:

 4(x+5)(x9)(x9)(x+5)(x3)\frac{4\left(x+5\right)}{\left(x-9\right)}\cdot\frac{\left(x-9\right)}{\left(x+5\right)\left(x-3\right)}  

 4x+5\frac{4}{x+5}  

 4(x+5)x3\frac{4\left(x+5\right)}{x-3}  

 4x3\frac{4}{x-3}  

 x+5x9\frac{x+5}{x-9}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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