Final Exam review ch. 4

Find the vertex of the quadratic:
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

Where is the AoS (Axis of Symmetry) for 
y = -2x²+4x+2

• x = 2
• x = 1
• x = -1
• x = 4

What is the vertex of the following quadratic function
f(x) = 1∕2(x - 2)² + 5

• (-2, -5)
• (2, 5)
• (-2, 5)
• (2, -5)

y = (x+1)²-5
What is the axis of symmetry?

• 1
• x = -1
• x = 1 
• x = 5

What is the equation of this graph?

• f(x) = (x -5)² + 1
• f(x) = (x - 1)² - 5
• f(x) = (x + 1)² - 5
• f(x) = (x + 5)² +1

Tags

CCSS.HSF-IF.C.7A

Write y = x² + 4x - 1 in vertex form.

• y = (x - 2)² + 5
• y = (x + 2)² - 5
• y = (x + 2)² - 1
• y = (x +2)² + 3

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Put into standard form: y = (x - 3)² - 5

• x² + 3x + 4
• x² - 3x - 14
• x² + 6x - 14
• x² - 6x + 4

What is one of the solutions to this equation?
(2x - 1)² = 49

• 7
• -7
• -4
• -3

Complete the square for
x² + 12x + ____

• x² + 12x + 144
• x² + 12x + 36
• x² + 12x - 36
• x² + +12x - 144

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B