Which graph does NOT pass the vertical line test?

In other words, which graph is NOT a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Tags

CCSS.HSF.IF.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Is the graph below a function? Why or why not?

• It is a function, because no vertical lines hit it twice.

• It's not a function, because a vertical line hits it twice.

• It's not a function, because no vertical lines hit it twice.

• It is a function, because a vertical line hits it twice.

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

Is the graph a function? Why or why not?

• It is a function, because no vertical lines hit it twice.

• It's not a function, because a vertical line hits it twice.

• It's not a function, because no vertical lines hit it twice.

• It is a function, because a vertical line hits it twice.

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

Is this a function? Why or why not?

• It is a function, because each x has only one y.

• It's not a function, because an x has multiple y's.

• It's not a function, because a y has multiple x's.

• It is a function, because each y has only one x.

Tags

CCSS.8.F.A.1

Find the slope:

• m= 4

• m=1/4

• m=-4

• m=-1/4

Tags

CCSS.8.EE.B.5

Who saves more per day: Adam or Bianca?

• They save the same amount.

• Adam

• Bianca

Tags

CCSS.8.EE.B.5

Which panda is growing faster?

• Mochi

• Kappa

• Po the dragon warrior

• Jack Black

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage.  If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?

• C = 0.20x + 15
• C =15 (0.20x)
• C = 15 + x + 0.20
• C = 0.20 + 15x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Find the slope of the line.

• Undefined
• 0
• 1
• -1

Tags

CCSS.8.EE.B.5