Relations & Functions

Front

A relation where each x value has exactly one y value is a

Back

function

Tags

CCSS.8.F.A.1

Front

List the ordered pairs for the relation: x = 1, 2, 3, 4 and y = 3, 6, 9, 12

Back

(1,3), (2,6), (3,9), (4,12)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

List the ordered pairs for the relation: x = 1, 2 and y = -1, -2, -3, -4

Back

(1,-1), (1,-2), (2,-3), (2,-4)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

Is this table a function or not a function? (1,2), (2,3), (3,4), (2,5)

Back

Not a Function

Tags

CCSS.8.F.A.1

Front

Which of the following is not a function? {(0,1), (1,2), (2,3), (3,4)}, {(0,2), (1,3), (4,3), (1,2)}, {(1,3), (4,2), (2,0), (3,4)}, {(1,2), (2,2), (3,2), (4,2)}

Back

{(0,2), (1,3), (4,3), (1,2)}

Tags

CCSS.8.F.A.1

Front

What is the definition of a function?

Back

A function is a relation that assigns exactly one output (y) for each input (x).

Tags

CCSS.8.F.A.1

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers (x,y) that represents a point in a coordinate system.

Tags

CCSS.5.G.A.1

Front

What is the domain of a function?

Back

The domain is the set of all possible input values (x) for a function.

Front

What is the range of a function?

Back

The range is the set of all possible output values (y) for a function.

Front

What does it mean for a relation to be one-to-one?

Back

A one-to-one relation means that each x value maps to a unique y value, and no two x values share the same y value.