Quiz about Week 16 MCQ Madness

Question 1

Simplify the rational expression $$\frac{3x-12}{x^2-5x+6}$$ .

Accepted Answer

$$\frac{3}{x-3}$$

Answer

$$\frac{3}{x-2}$$

Answer

$$\frac{x-4}{x-2}$$

Answer

$$\frac{x-4}{x-3}$$

Question 2

Multiply the rational expressions $$\frac{x-2}{x+3}$$ and $$\frac{x+5}{2x-4}$$ .

Accepted Answer

$$\frac{x^2+3x-10}{2x^2+x-12}$$

Answer

$$\frac{x^2+3x-10}{2x^2-2x-12}$$

Answer

$$\frac{x^2+7x-10}{2x^2+x-12}$$

Answer

$$\frac{x^2+7x-10}{2x^2-2x-12}$$

Question 3

Divide the rational expressions $$\frac{x^2-9}{x^2-4}$$ by $$\frac{x-3}{x-2}$$ .

Accepted Answer

$$\frac{x+3}{x+2}$$

Answer

$$\frac{x+3}{x-2}$$

Answer

$$\frac{x-3}{x+2}$$

Answer

$$\frac{x-3}{x-2}$$

Question 4

Simplify the rational expression $$\frac{6x^2-24}{2x^2-8x+8}$$ .

Accepted Answer

$$\frac{3x}{x-2}$$

Answer

$$\frac{3x}{x-1}$$

Answer

$$\frac{3x-12}{2x-4}$$

Answer

$$\frac{3x-12}{2x-2}$$

Question 5

Multiply the rational expressions $$\frac{x+1}{x-3}$$ and $$\frac{x-4}{x+2}$$ .

Accepted Answer

$$\frac{x^2-3x-4}{x^2-x-6}$$

Answer

$$\frac{x^2-5x+4}{x^2-x-6}$$

Answer

$$\frac{x^2-3x-4}{x^2-5x+6}$$

Answer

$$\frac{x^2-5x+4}{x^2-5x+6}$$

Question 6

Multiply the rational expressions $$\frac{2x-6}{x^2-9}$$ and $$\frac{x+3}{3x}$$ .

Accepted Answer

$$\frac{2(x-3)}{3x}$$

Answer

$$\frac{2(x-3)}{x(x-3)}$$

Answer

$$\frac{2}{3x}$$

Answer

$$\frac{2}{x}$$

Question 7

Multiply the rational expressions $$\frac{x^2-1}{x^2+2x+1}$$ and $$\frac{x-1}{x+1}$$ .

Accepted Answer

$$\frac{x-1}{x+1}$$

Answer

$$\frac{x^2-1}{x^2+1}$$

Answer

$$\frac{x-1}{x^2+1}$$

Answer

$$\frac{x^2-1}{x+1}$$

Question 8

Divide the rational expressions $$\frac{x^2-4x+4}{x^2-9}$$ by $$\frac{x-2}{x+3}$$ .

Accepted Answer

$$\frac{x-2}{x-3}$$

Answer

$$\frac{x-2}{x+3}$$

Answer

$$\frac{x+2}{x-3}$$

Answer

$$\frac{x+2}{x+3}$$

Question 9

Simplify $$\frac{16x-56}{8}\div\frac{8x-28}{4}$$

Accepted Answer

$$1$$

Answer

$$x-7$$

Answer

$$2$$

Answer

$$\frac{1}{2}$$

Question 10

Simplify $$\ \frac{2x^2-8x+8}{x^3-4x^2+4x}$$

Accepted Answer

$$\frac{2}{x}$$

Answer

$$\frac{2x-4}{x^2-2x}$$

Answer

$$\frac{2x-8}{x^2-2x}$$

Answer

$$\frac{2x-4}{x^2-4}$$

Week 16 MCQ Madness

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics