Review for Topic 8 Test

What is the vertex of this quadratic equation?  
y = 2(x - 2)²  +  5

• (-2,5)
• (2,5)
• (5,-2)
• (-5,-2)

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1
• f(x) = (x + 2)² - 1
• f(x) = -(x + 2)² - 1
• f(x) = -(x - 2)² - 1

Does this graph have a maximum or minimum?

• Minimum
• Maximum

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

In vertex form, what effect does the h have on the graph?

• Translates Up/Down
• Translates Left/Right
• Narrows/Widens Parabola
• Flips it

• A
• B
• C

Shift f(x)=x² three units to the left and 4 units down

• f(x)=(x+3)²-4
• f(x)=(x-3)²-4
• f(x)=(x+4)²-3
• f(x)=(x-4)²-3

Describe the translation from f(x)=(x+2)²-3  to  f(x)=(x-3)²-5

• Five units to the right, 2 units up
• Five units to the right, 2 units down
• Five units to the left, 2 units up
• Five units to the left, 2 units down

What is a axis of symmetry?

• all real numbers

• y=5

• the line that divides the graph in equal halves

• y=mx+b