Unit 6 Test - Algebra 2

Explain the translation:

y = x² - 7

• translated left 7

• translated right 7

• translated up 7

• translated down 7

Which of the following is a transformation of the graph y = x² + 4 ?

• Shifts left 4.

• Shifts right 4.

• Shifts up 4.

• Shifts down 4.

What effects does "h" have on the parent function?

• Vertical stretch/compression

• Horizontal shifts (left/right)

• Vertical shifts (up/down)

Which equation matches the graph?

Which equation matches the  graphed above?

Which equations matches the graph above?

Which of the following equations shows the vertex form of a quadratic?

• x = -b/2a
• x = (-b ±√b² - 4ac)/2a
• y = ax² + bx + c
• y = a(x - h)² + k

What is the vertex of the parabola: y=2(x-3)²+4

• (3,4)
• (-3,4)
• (3, -4)
• (-3,-4)

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

Identify the 'b' value: y = 16x² -8x -24

• 16
• -8
• 8
• -24