Real Zeros of Polynomial Functions Practice

Find all zeros. One zero has been given.

f(x) = x⁴ + 8x³ + 14x² - 8x - 15

• -2,1,-1,-5

• -3,1,-1,-5

• 3,-3,4,0

• -1,1-5,3

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Is (x-7) a factor of (x²-5x+14)?

• Yes
• No

Tags

CCSS.HSA.APR.B.2

If the binomial (x - 7) is a factor of the polynomial function f(x), which statement must be true?

• f(7) = -7
• f(7) = 0
• f(-7) = 0
• f(-7) = -7

Tags

CCSS.HSA.APR.B.2

Factor f(x)= x³ - 2x²-13x - 10  given that (x - 5) is one factor.

• (x- 5)(x - 1)(x - 2)
• (x - 5)(x + 2)(x - 2)
• (x - 5)(x + 2) (x + 1)
• (x - 5)(2x - 13)

Tags

CCSS.HSA.APR.B.2

• Yes
• No

Tags

CCSS.HSA.APR.D.6

• No
• Yes

Tags

CCSS.HSA.APR.D.6

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

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

Use the graph of f(x) to determine the real solutions to f(x)=0.

• -10

• 2, 5

• 0, 7

• no real solution

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

Use the graph of f(x) to find the real solutions of f(x)=0.

• 0, 5

• -2

• 0, -4

• no real solution

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11