Quadratic Review

What are the zeros(x-intercepts or solutions) for the quadratic function?

• (-6, 0) and (14, 0)

• (-50, 0) and (14, 0)

• (-6, 0) and (-50, 0)

• (-50, 0) and (-60, 0)

What is the axis of symmetry for the following equation?
y=4x2-8x+9
*Hint: axis of symmetry: ) $x=\frac{-b}{2a}$  

• x = 5

• x=1

• y = 1

• y = 5

What are the x-intercepts?

• 0 and 2
• -4 and 0
• 2 and 3
• 0 and 4

Tags

CCSS.HSF-IF.C.7A

Use the graph to determine the solutions of the equation

0 = x² - 5x + 1

• 0 and 5

• 0.5 and 4.5

• 0.2 and 4.8

• 1 and 7

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What is the maximum value of the function shown?

• 4

• 3

• 1

• -3

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Use the Zero Product Property to solve the equation (7x+2)(5x-4)=0

Hint: set each factor equal to zero and solve for the variable.

• 2,-4

• 2/7 , 4/5

• -2/7 , 4/5

• -2, 4

What is the vertex of y=x²+4x+3?

• (2,1)
• (-2,1)
• (0,0)
• (-2,-1)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which of the following is a solution to the function? (x - 8)(x - 9) = 0

Hint: Set each factor equal to zero and solve for the variable.

• 8

• -9

• -17

• 0

Will the following function open up or down: -2x²-3x+4

• Up
• Down

Will the following function open up or down: x²+3x+2

• Up
• Down