Solving Quadratics Quiz H: Graphing, Factoring, Square Rooting

Solve the equation by factoring:
x² + x - 20 = 0

• x = -5 and 4
• x = 4 and 5
• x = 5 and -4
• x = -4 and -5

Tags

CCSS.HSA-REI.B.4B

Find the zeros.

• 0 and 4
• 0 and -4
• 0
• -4

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

If the graph of a quadratic does not intercept the x-axis at any point, then it has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

Tags

CCSS.HSF-IF.C.7A

Identify a root

• (-1,9)
• (0,-8)
• (-4,0)
• (0,0)

Tags

CCSS.HSF-IF.C.7A

Which of the following is not the same as "solution"?

• x-intercept
• roots
• zeros
• y-intercept

Tags

CCSS.HSA.REI.D.11

CCSS.HSA.REI.D.10

Find the zero(s) from the table.

• (0, 8) and (3, -1)

• (0, 8) only

• (3, -1) only

• (2, 0) and (4, 0)

Tags

CCSS.HSF-IF.C.7D

Use the part of the table shown to help you find ALL the roots that would be part of this quadratic equation. (Hint: look for a pattern).

• (3,0) only

• (6, -9) only

• ((2, 7) and (10,7)

• (3, 0) and (9, 0)

• (3, 0) and (10, 0)

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A

Find the roots

• x = -1 x = 3

• x = -2 x = 3

• x = -1 x = 4

Tags

CCSS.HSA.REI.D.11

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What is another way to say "where a function crosses the x-axis"?

• x-intercept
• zero
• root
• all of these.

Tags

CCSS.HSF-IF.C.7C