Warm Up: Quadratics

The roots/zeros of a quadratic will cross which axis?

• x- axis
• y- axis

Tags

CCSS.HSF-IF.C.7A

Use the graph to determine the solutions.

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

Solve
x² + 9x + 20 = 0

• x = -2, x = -10
• x = -3, x = -4
• x = -4, x = -5
• x = -4, x = -6

Tags

CCSS.HSA-REI.B.4B

What are the Zeros of this graph?

• (0,0) and (60,0)
• (30,32.4) and (60,0)
• (0,0) and (30,32.4)
• (30,0) and (32.4,0)

Tags

CCSS.HSF-IF.C.7A

The zeros of the function
f(x) = 2x² − 4x − 6 are:

• 3 and 1
• 3 and -1
• -3 and 1
• -3 and -1

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Which of these equations has zeros at 4 and -3?

• f(x) = x² + x - 12

• f(x) = x² - x + 12

• f(x) = x² - x - 12

• f(x) = x² + x + 12

Tags

CCSS.HSA.APR.B.3

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

• 8
• -9
• -17
• 0

Tags

CCSS.HSA-REI.B.4B