Algebra Q4 Quarterly Review - Part 2

Which of the following statements are true? Select ALL that apply.

• Both functions have a y-intercept of 3

• Both functions are increasing

• Function A is a decreasing linear function.

• Function B is exponential because it increaes by equal factors over equal intervals.

• Function A is a linear function and is modeled by the equation

  f(a) = 1/3x + 1

Given the table of values, what is x when y = 45. Write the NUMBER answer only.

(a)  

What is the equation of the graph below? You can click the picture to zoom in!

• y = - | x + 2| + 4

• y = - | x - 2| + 4

• y = | x - 2 | + 4

• y = | x - 2| - 4

What is the graph of y=|x−2|+3 ?

(Click the picture to see all the graphs)

• A

• B

• C

• D

What are the transformations for the equation below:

y=-3|x+1|-3 ?

• Reflection, vertical stretch, left 1, and down 3

• Reflection, vertical compressed, right 1, and down 3

• Down 6 and right 1

• Vertical stretch, right 1, and down 3

What is f(-2)?

• 4
• 1
• 1
• 3

What is the equation of the graph?

• y = √(x - 3)
• y = √(x) + 3
• y = √(x - 5) + 4
• y = √(x + 5) + 4

Which equation is shown graphed?

• y = −√(x + 1) + 4

• y = −√(x − 1) + 4

• y = √(x − 1) + 4

• y = √(x + 1) + 4

e

b

13

9

5

3

1