Quiz about Domain of Rational

Question 1

Find the excluded value(s).

Accepted Answer

n = 0

Answer

n = 24

Answer

n = -24

Answer

n can be any real number

Question 2

Find the excluded value(s).

Accepted Answer

a = 1

Answer

a = 0

Answer

a = 10

Answer

a = -1

Question 3

What is the domain of this rational fuction?

Accepted Answer

$$x e-3,\ 2$$

Answer

$$x
e2$$

Answer

$$x
e-3$$

Answer

$$y
e1$$

Question 4

What is the domain of this function: \frac{x+2}{x-5}

Accepted Answer

$$\left(-\infty,5\right)U\left(5,\infty\right)$$

Answer

$$\left(-\infty,-5\right)U\left(-5,\infty\right)$$

Answer

$$\left(-\infty,-5\right)U\left(5,\infty\right)$$

Answer

$$\left(-\infty,\infty\right)$$

Question 5

What is the domain of this rational function?

$$\frac{\left(x+1\right)\left(x-3\right)}{\left(x+4\right)\left(x+1\right)}$$

Accepted Answer

$$x e-4,\ -1$$

Answer

$$x
e-1$$

Answer

$$x
e-4$$

Answer

$$x e-1,\ 3$$

Question 6

What is the domain of this rational function?

Accepted Answer

$$x e-7,\ -6$$

Answer

$$x
e-6$$

Answer

$$x
e-7$$

Answer

$$x e-6,\ 8$$

Question 7

Find the excluded value(s).

Accepted Answer

v = 5

Answer

v = 10

Answer

v = -25

Answer

v = -5

Question 8

What value(s) make the expression undefined?

Accepted Answer

x = 3 and x = - 4

Answer

x = - 3 and x = 4

Answer

x = 3 only

Answer

x = - 4 only

Question 9

Which value of x makes the expression undefined?

Accepted Answer

-2

Answer

3

Answer

-3

Answer

5

Question 10

What is the non-permissible value of this rational expression.

Accepted Answer

0 and 1.5

Answer

0 and 2

Answer

2 and 3

Answer

1.5 and -1.5

Question 11

Determine the excluded values.

Accepted Answer

x = 0, -3

Answer

x = 0, 3

Answer

x = 0, -3, 5

Answer

x = 0, 3, 5

Question 12

Determine the excluded values.

Accepted Answer

x = 5, -1

Answer

x = -5, 1

Answer

x = 5, 1

Answer

x = -5, -1

Question 13

Determine the excluded value.

Accepted Answer

x = -6

Answer

x = 6

Answer

x = 0

Answer

x = -6, 9

Domain of Rational

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