Polynomials

Find all zeros:
ƒ(x) = x(5x + 1)(x - 4)

• x = 0, -1, 4
• x = 0, -5, 4
• x = 0, -⅕, 4
• x = 0, ⅕, -4

Tags

CCSS.HSF-IF.C.7C

Factor and find all zeros:
ƒ(x) = x³ - 16x

• x = 0, -4, 4
• x = 0, 4, 2
• x = 0, -4, 1
• x = 0, 2, -1

Tags

CCSS.HSF-IF.C.7C

Factor and find all zeros:
ƒ(x) = x³ + 2x² + x

• x = 0, 1, 1
• x = 0, -1, -1
• x = 0, 2, 1
• x = 0, -2, 1

Tags

CCSS.HSF-IF.C.7C

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

Is (x-7) a factor of (x²-5x+14)?

• Yes
• No

Tags

CCSS.HSA.APR.B.2

Use the graph to determine the solutions.

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

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What does it mean to "find the zeros"?

• Finding where the graph crosses the x-axis
• Finding where the graph crosses the y-axis
• Finding the very bottom of the graph.
• Finding the very top of the graph.

Tags

CCSS.HSF-IF.C.7C

What are the zeros of x²+18x+80?

• x=80 and x=1
• x=-10
• x= 8 and x= 10
• x=-8 and x=-10

Identify the zeros of x²-36 .

• 4, -9
• 6, -6
• 18, -18
• 36, -36

When is this function increasing?

• -2.5 < x < 2.5
• 0 < x < 5
• 0 < x < 55
• -5 < x < 0

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7