Algebra 2 Semester 1 Benchmark

Solutions to quadratic equations are also referred as:

• Zeroes

• Roots

• X-intercepts

• All of the Above

A zero means which of the following has a value of zero?

• x coordinate

• y coordinate

• An imaginary number

• Ask Mr. Jones

Quadratic functions have graphs that are

• V shaped

• S shaped

• U shaped

• A straight line

Solve the equation 5x^2= 125

•  $\pm$  25

•  $\pm$  5i

•  $\pm$  5

• This cannot be factored or solved

What is the vertex?
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the vertex?
f(x) = 2(x - 5)² + 12

• (-5, -12)
• (5,-12)
• (5, 12)
• (-5, 12)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

Tags

CCSS.HSA.REI.B.4

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

Tags

CCSS.HSF-IF.C.7A

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

If each mark on the x-axis represents one second, when did the object reach the ground?

• 2.5 seconds
• 6 seconds
• 5.5 seconds
• 5 seconds

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.CED.A.1

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11