Domain and Range

Front

What is the definition of Domain in a function?

Back

The domain of a function is the complete set of possible values of the independent variable (x) for which the function is defined.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

What is the definition of Range in a function?

Back

The range of a function is the complete set of possible values of the dependent variable (y) that result from using the function.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

How do you find the domain of a function given a set of points?

Back

The domain is found by identifying all the unique x-values from the given set of points.

Front

How do you find the range of a function given a set of points?

Back

The range is found by identifying all the unique y-values from the given set of points.

Front

What is the domain of the function {(0,1), (1,-3), (2,-4), (-4,1)}?

Back

D: {0, 1, 2, -4}.

Front

What is the range of the function {(0,1), (1,-3), (2,-4), (-4,1)}?

Back

R: {1, -3, -4}.

Front

What does it mean if the range of a function is 'All real numbers'?

Back

It means that the function can output any real number value.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

What is the domain of a function if it is defined for all real numbers?

Back

The domain is 'All real numbers'.

Front

What is the range of a function if it is defined as y ≥ -3?

Back

The range is all real numbers greater than or equal to -3.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Front

How do you express the domain of a function that is limited to -4 ≤ x ≤ 2?

Back

The domain can be expressed as D: {-4 ≤ x ≤ 2}.