Zeros of a Function

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

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A

What are the roots of the function
f(x)= (x - 2)(x + 3)?

• x = - 2 or x = 3
• x = 2 or x = -3
• The are no real roots
• x = 2 or x = 3

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What are the solutions of this graph?

• -2 and 3

• -1/2 and -6

• -2 and -6

• 3 and -6

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What are the zeros of the function

f(x)= -4(x - 3)(x+5)?

• -12 and 20

• -5 and 3

• -4 and -5

• -3 and 5

Tags

CCSS.HSF-IF.C.7C

What is another name for the x-intercepts of a quadratic?

• y-intercept
• Zeros
• x-axis
• They don't have another name

Tags

CCSS.HSF-IF.C.7C

Find the x-intercepts of the function.

• (-2.55, 0), (2.55, 0)

• (-3, 0), (-2, 0), (2, 0), (3, 0)

• (0, 36)

• (0, -3), (0, -2), (0, 2), (0, 3)

Tags

CCSS.HSF-IF.C.7A

f(x)=(x+4)(x-3)(x-2)

List the zeros for this function.

• x=-4, x=3, x=-2

• x=-4, x=3, x=2

• x=-4, x=3, x=-2

• x=4, x=3, x=2

Tags

CCSS.HSF-IF.C.7C

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

Tags

CCSS.HSF.IF.C.7