Function Follow Up

- # of hours worked
- amount of your paycheck
Which is the dependent variable?

• hours worked
• paycheck amount

Tags

CCSS.6.EE.C.9

- speed of car
- speeding ticket amount
Which is the independent variable?

• speed of car
• speeding ticket amount

Tags

CCSS.6.EE.C.9

- the amount of money you save
- the number of days you can visit Hawaii
Which is the dependent variable?

• amount saved
• days in Hawaii

Tags

CCSS.6.EE.C.9

f(x)=x²-2x+1
Evaluate the function for f(-1).

• f(-1)=4
• f(-1)=0
• f(-1)=2
• f(-1)=-1

Tags

CCSS.HSF.IF.A.2

f(x)=2x+1
If f(x)=4, what is the value of x?

• 3/2
• 2
• 1/2
• 4

Tags

CCSS.HSF.IF.A.2

When is a function increasing?

• When the y-values and x-values are decreasing together.
• When the y-values are decreasing and the x-values increasing.
• When its going up.
• When the y-values and x-values are increasing together.

Which ordered pair could represent a y-intercept on a graph?

• (6, 0)
• (0, 4)
• (-1, 3)
• (2, 0)

How is f(x) read?

• the function f
• function notation
• f of x
• replaces y

Tags

CCSS.HSF.IF.A.2

What is the vocabulary term that describes this: f(x) ?

• f of x
• functions
• function rule
• function notation

Tags

CCSS.HSF.IF.A.2

The set of x-coordinates of the ordered pairs of a relation is called?

• range
• relation
• domain
• correlation

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1