Functions and Domains

What is f(8)? 

• 8

• 0

• 3

• -2

Tags

CCSS.HSF.IF.A.2

Which statement is true about the graph.

• It is a function and its domain is (-4 , 5]

• It is a function and its domain is [-4 , 5)

• It is not a function and its domain is (-4 , 5]

• It is not a function and its domain is [-4 , 5)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

When finding the domain of f(x) = log ( 2x + 1), we must

• set ( 2x + 1 ) = 0

• set ( 2x + 1 ) < 0

• set ( 2x + 1 ) > 0

List the types of intervals that the graph demonstrates in order.

• decreasing, constant, increasing, constant

• increasing, decreasing, constant

• increasing, constant, increasing, constant

• increasing, constant, decreasing, constant

Tags

CCSS.HSF.IF.B.4

Which statement is true about this function?

• The function is never constant

• The function is always increasing

• The function is never decreasing

• The function increases on the interval 11:00 < x < 15:00

Tags

CCSS.HSF.IF.B.4

When is the function decreasing?

• (30, 55)

• (40, 60)

• (15, 40)

• (60, -40)

The domain of the function is

• [-2, 2)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

The function has point(s) of discontinuity at

• x = -3 only

• y = 2 and y = 4

• x = -3 and x = 1

• x = 1 only

Tags

CCSS.HSF-IF.C.7B

The range of the function is

• ( 0,  4 ]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

This function has the following constant interval(s)

• ( - 6, 1 )

• ( - 3, 1 ) only

• ( - 6, - 5 ) only

• ( - 6, -5 ) U ( - 3, 1 )

Tags

CCSS.HSF-IF.C.7B