Domains of a Rational Function

Which of the following should not be one of the domains of the function

• 8

• 0

• -8

Which of the following should not be one of the domains of the function

• 0

• 1

• 2

• 5

Identify if the given expression is a rational function, rational equation or rational inequality.

• Rational Function

• Rational Equation

• Rational Inequality

• I don't know

Identify if the given expression is a rational function, rational equation or rational inequality. f\left(x\right)=\frac{\left(10x-1\right)}{x}

• Rational Function

• Rational Equation

• Rational Inequality

• I don't know

What is the domain of the rational function?

What is the domain of the rational function?

The domain of f(x) is ​ ​ ​ ​ (a)  

• (-∞,-1) U (-1,5) U (5,∞)

• (-∞,-1) U (5,∞)

• (-∞,∞)

• (-∞,-3) U (-3,-1) U (-1,2) U (2,5) U (5,∞)

• (-∞,-5) U (-5,1) U (1,∞)

• (-∞,-5) U (5,∞)

• (-∞,7) U (7,19) U (19,∞)

Find the domain of the function. f(x)=\frac{x^3}{x+8}

• x cannot equal to 8

• x cannot equal to 0

• x cannot equal to -8

• All real numbers

Find the domain of the function. f(x)=\frac{x^3}{x+8}

• x cannot equal to 8

• x cannot equal to 0

• x cannot equal to -8

• All real numbers

The domain of f(x) is ​ ​ ​ ​ (a)  

• (-∞,-1) U (-1,5) U (5,∞)

• (-∞,-1) U (5,∞)

• (-∞,∞)

• (-∞,-3) U (-3,-1) U (-1,2) U (2,5) U (5,∞)

• (-∞,-5) U (-5,1) U (1,∞)

• (-∞,-5) U (5,∞)

• (-∞,7) U (7,19) U (19,∞)