Assignment 7.1/7.2 Graphing/Solving Polynomials

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

How many zeros does the polynomial function
 P(x) = 3x⁴+4x-8 have?

• 1
• 2
• 3
• 4

Identify the zeros:

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

• Positive Odd
• Positive Even
• Negative Odd
• Negative Even

• A
• B
• C
• D

Determine the y-intercept 
f(x) = x³ - 5x² - 25x + 125

• (0,0)
• (0,25)
• (0,125)
• (0,5)

Tags

CCSS.HSF-IF.C.7C

• 2
• 1
• 4
• cannot be determined

• a
• b
• c
• d

• A
• B
• C
• D

What is the end-behavior of the function 
y = -x³ + 6x² + 7x

• as x-> -∞  f(x) -> ∞
   as x-> ∞  f(x) -> -∞
• as x-> -∞ f(x) -> ∞
   as x-> ∞  f(x) -> ∞
• as x->-∞ f(x) -> -∞
   as x-> ∞   f(x) -> ∞
• as x-> -∞ f(x) -> -∞
   as x-> ∞ f(x) -> -∞