10.1-10.3 Quiz Review (Algebra)

Where is the AoS (Axis of Symmetry) for

y = -2x²+4x+2

• x = 2

• x = 1

• x = -1

• x = 4

Tags

CCSS.HSA.REI.B.4

What is the y-intercept of the equation

y = 2x²+8x+3

• (0,3)

• (3,0)

• (0,2)

• y=8

Tags

CCSS.HSF-IF.C.7A

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

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

How do you know if a parabola has a minimum?

• When ‘a’ is positive there is a minimum

• When ‘a’ is negative there is a minimum

• When all the numbers in the equation are negative there is a minimum

• When all the numbers in the equation are positive there is a minimum

Tags

CCSS.HSF-IF.C.7A

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

Tags

CCSS.HSF.IF.B.4

What do we call the graph of a quadratic function?

• parabola
• linear
• cubic
• sinusoidal

Tags

CCSS.HSF-IF.C.7A

Does the equation open up or down? 
Y = -3x² +7x - 2

• up
• down

Tags

CCSS.HSF-IF.C.7A

How does the parabola open? y = 4x - x² - 1

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

Which equation below is a quadratic?

• y=9x+5

• y=3x²-6

• y=5x³+6

• x=3^x

How many solutions does the following equation have?

x² + 7 = 0

• no solution

• one solution

• two solution

• cannot determine