Functions: Evaluating & Graphing

Poll

How well do you understand graphing using a table of values?

• Solving the equations is hard.

• Writing the ordered pairs (x, y) is hard

• Plotting the points is hard.

• Graphing the line is hard.

• I understand and can explain how to graph to a friend!

Multiple Choice

$$f\left(x\right)=9x+2$$   Evaluate:  $$f\left(-2\right)$$  

• -16

• 20

• -20

• 16 

Multiple Choice

When graphing on a coordinate plane, which direction do you move first?

• up or down

• left or right

• inside or outside

• over or under

Multiple Choice

f(x)=4x+5
f(4)=

• 21

• -11

• -31

• 25

Multiple Choice

How do you write an ordered pair?

• (X, X)

• (X, Y)

• (Y, X)

• (Y, Y)

Multiple Choice

Name the ordered pair for point T.

• (-2, -3)

• (2, -3)

• (-3, -2)

• (3, -2)

Multiple Choice

What letter is located at (8, 5)?

• A

• B

• C

• D

Multiple Choice

Evaluate f(-5) if f(x) = -2x - 12

• -22

• -2

• -19

• -5

Multiple Choice

The table represents the equation q= r + 15. Use the equation to find the value of the unknown.

• 26

• 40

• 47

• 27

Multiple Choice

The table represents the equation p = 3n.

Use the equation to find the unknown in the table.

• 13

• 27

• 21

• 30

Multiple Choice

y=x - 6

What is the missing number?

• 12

• 10

• 14

• 13

Multiple Choice

If my function rule is 4x, what is the OUTPUT if the input is 5?

• 45

• 54

• 9

• 20

Multiple Choice

If my function rule is 2x + 1, what is the OUTPUT if the input is 2?

• 5

• 4

• 22

• 23

Multiple Choice

Find the missing OUTPUT value.

• -2

• 3

• 9

• -7

Multiple Choice

Level 1 Find the missing OUTPUT value.

• 8

• -2

• 2

• -8

Multiple Choice

If you were to plot the point (-6, -5) what would be the correct method?

• Up 6, left 5

• Left 6, down 5

• Down 6, left 5

• Right 6, down 5

Multiple Choice

If you were to plot the point (-2, -6) what would be the correct method?

• Down 2 , Left 6

• Left 6, Down 2

• Left 2, Down 6

• Left 2, Up 6

Multiple Choice

What table matches the graph?

Multiple Choice

What table matches the graph?

Multiple Choice

Which graph shows the correct line for the table?

Multiple Choice

How would you plot the point (-3, 4) on the coordinate plane?

• Start at (0, 0). Go down 3 and right 4.

• Start at (0, 0). Go left 3 and up 4.

• Start at (0, 0). Go right 3 and up 4.

• Start at (0, 0). Go left 3 and down 4.

Multiple Choice

If you were to plot the point (4, -12) what would be the correct method?

• Up 4, left 12

• Right 4, up 12

• Down 4, left 12

• Right 4, down 12

Multiple Choice

If you were to plot the point (-2, -6) what would be the correct method?

• Down 2 , Left 6

• Left 6, Down 2

• Left 2, Down 6

• Left 2, Up 6

Multiple Choice

What is the ordered pair for point A?

• ( 2, 0)

• ( 0 , 2)

• (0, -2)

• (-2,0)

Draw

Complete the table with the following function rule: y = 3x + 2