Quiz about U2W3: Simplify, Multiply, Divide Rational Expressions

Question 1

Simplify by cancelling

Accepted Answer

Can't be simplified

Answer

1

Answer

-1

Question 2

Simplify

Accepted Answer

1/(x-9)

Answer

(x-9)/(x+9)

Answer

(x+9)

Answer

1/(x+9)

Question 3

Simplify.

Accepted Answer

7/(m-3)

Answer

(m+6)/(m-3)

Answer

7(m+6)

Answer

(m-3)

Question 4

Simplify
Hint:(bottom is dif of square)

Accepted Answer

1/(x-9)

Answer

(x-9)/(x+9)

Answer

(x+9)

Answer

1/(x+9)

Question 5

Question 5.

Accepted Answer

(x + 9)

Answer

(x - 3) / (x + 2)

Answer

(x + 9) / (x + 2)

Answer

(x - 3)

Question 6

Divide

Accepted Answer

1/6

Answer

x+10/ 6x+60

Answer

x+8/ 6x+60

Answer

(x+10)(x+8)/ 6x+60

Question 7

Divide the Rational Expression

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 8

Simplify this rational expression:

$$\frac{\left(x+2\right)\left(x-1\right)}{\left(x+10\right)\left(x+2\right)\ }$$

Accepted Answer

$$\frac{\left(x-1\right)}{\left(x+10\right)}$$

Answer

$$\frac{\left(x+2\right)}{\left(x+10\right)}$$

Answer

$$\frac{\left(x+2\right)}{\left(x+2\right)\ }$$

Answer

$$\left(x+2\right)\ $$

Question 9

Simplify this rational expression:

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

Accepted Answer

1

Answer

Does not simplify

Answer

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

Answer

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

Question 10

Simplify this rational expression:

$$\frac{\left(x+5\right)\left(x-3\right)\left(x+1\right)}{\left(x+1\right)\ \left(x-6\right)\ \left(x-3\right)\ }$$

Accepted Answer

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

Answer

$$\frac{\left(x+5\right)}{\left(x+1\right)\ }$$

Answer

$$\frac{\left(x+5\right)\left(x+1\right)\ }{\left(x-6\right)\ \left(x-3\right)\ }$$

Answer

$$\frac{\left(x+5\right)\left(x-3\right)\ }{\left(x-6\right)\left(x+1\right)\ }$$

Question 11

Simplify this rational expression:

$$\frac{x^2+2x-15}{\left(x+5\right)\left(x+7\right)}$$

Accepted Answer

$$\frac{\left(x-3\right)}{\left(x+7\right)}$$

Answer

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

Answer

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

Answer

Does not simplify

Question 12

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 13

Accepted Answer

B

Answer

A

Answer

C

Answer

D

U2W3: Simplify, Multiply, Divide Rational Expressions

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