Quadratics Review

A quadratic function has zeros -7 and 9.

What are the linear factors of the function?

• (x+7) (x-9)

• (x-7) (x+9)

• (x+7)(x+9)

• (x-7)(x-9)

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

What is the axis of symmetry for the following equation?

y=4x²-8x+9

• x = 5

• x=1

• y = 1

• y = 5

Tags

CCSS.HSA.REI.B.4

What is the vertex of the quadratic function: y=1/2(x-3)²+8?

• (3,8)
• (-3,-8)
• (-3,8)
• (3,-8)

What are the x-intercepts?

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

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

Which of the following are other words for zeros? (Choose ALL that apply)

• x-intercepts

• roots

• vertex

• solutions

• y-intercepts

What is the range of this function?

• All real numbers.
• All real numbers greater than or equal to 0.
• All real numbers greater than or equal to -2.
• All real numbers greater than or equal to 2.

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Simplify the following radical: √275

• 5√5
• 5√11
• 11√5
• 5√55

Tags

CCSS.HSN.RN.A.2

What is the domain of the function

f(x) = 4x - 2x²

• All real numbers.

• All real numbers less than or equal to 0.

• All real numbers less than or equal to -2.

• All real numbers less than or equal to 2.

Tags

CCSS.HSF.IF.B.5

Which transformation transforms the graph of
f(x) = x² to the graph of g(x) = (x + 4)²?

• a vertical translation 4 units up
• a vertical translation 4 units down
• a horizontal translation 4 units to the left
• a horizontal translation 4 units to the right

Tags

CCSS.HSF.BF.B.3

CCSS.HSG.CO.A.2