Independent and Dependent Variables

What are terms that can be used to represent your x values

• output, range, independent variables

• input, independent variables, domain

• dependent variables, output

• domain, range, input

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the f(5) when f(x) = x - 8

• -3

• 3

• 24

• 13

Tags

CCSS.HSF.IF.A.2

What is the f(3) when f(x) = 4x

• -1

• 8

• 7

• 12

Tags

CCSS.HSF.IF.A.2

What are your Domains?

• -2, 2, 6, 10, 14

• 14

• -2, -1, 0, 1, 2

• 14, 10, 15, 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

If you were to use the input values of 1, 2, 3, 4. What would your output values be in the following function

f(x) = 2x + 5

• 7, 8, 9, 10, 11

• 7, 9, 11, 13

• 10, 20, 30, 40

• 3, 2, 1, 0

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

John charges a fee of $5 plus $8 an hour to mow a lawn. Write a function rule to represent how much John would make in h hours.

• f(h) = 5h + 8

• f(h) = 13h

• f(h) = 8h + 5

• f(h) = 3h

Tags

CCSS.HSF-BF.A.1A

Tom has 250 in his account but is SPENDING $50 a month on his cell phone. Which function represents how much money Tom has each m month.

• f(m) = 250 - 50m

• f(m) = 50m - 250

• f(m) = 50m + 250

• f(m) = 300m

Tags

CCSS.HSF-BF.A.1A

What is the y intercept of the graph

• 2

• -4

• 3

• 9

What is the slope of the graph shown? remember slope is how much do you go up or down/over to get to each point

• positive 1/2

• negative 1/2

• 2

• -2

Tags

CCSS.8.EE.B.5

What is the correct equation for the graph shown

• y = -1/2x + 2

• y = 1/2x + 2

• y = 2x + 2

• y = 2x + 4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2