Function Notation and Domain and Range

DOES THE GRAPH REPRESENT A FUNCTION?

• YES

• NO

What is f(1)?

• 1

• 5

• 0

• 4

If f(x) = 2x+1, what would the function look like once you substitute in a 1 to find f(1)?

• f(x) = 21+1

• f(1) = 2 (1) + 1

• f(1) = 2x (1) + 1

When identifying domain and range what symbol(s) is used when the value is included?

• ( )

• [ ]

• < >

• { }

When identifying domain and range what symbol(s) is used when the value is not included?

• ( )

• [ ]

• ≤ ≥

• { }

What is the domain in Interval notation?

• [ -2 , 2 ]

• [ 4 , -4 ]

• (-2 , 2 )

• (4 , -4 )

What is the domain in interval notation?

• ( -5 , 5 )

• [-2 , -4 )

• -5 < x < 5

• -2 ≥ y > -4

What is the domain in interval notation?

• [ -2 , 2 )

• ( 5 , 1 ]

• -2 ≤ x < 2

• 5 > y ≥ 1

What is the domain in interval notation?

• ( -4 , 4 )

• [ 1 , -3 )

• [-4, 4]

• (-3, 1]

• A

• B

• C

• D