Evaluating Polynomials and End-Behavior

Which function has this end behavior?
Note: f(x)=y

• -1x⁴-3x³+3

• -2x⁷+2x⁴+4

• 3x⁸+3x⁵-4x+7

• 4x⁵-4x⁴+2x³-9

In the above graph complete the following end behavior:

As x --> -∞, f(x) --> ____

As x --> +∞, f(x) --> ____

• down, down

• up, down

• down, up

• up, up

In the above graph complete the following end behavior: (f(x)=y)

As x --> -∞, f(x) --> ____

As x --> +∞, f(x) --> ____

• down, down

• up, down

• down, up

• up, up

f(x) = 3x² + 5x - 9

• UP and UP

• DOWN and DOWN

• UP and DOWN

• DOWN and UP

f(x) = -3x² - 5x + 12

• UP and UP

• DOWN and DOWN

• UP and DOWN

• DOWN and UP

f(x) = -3x⁵ + 5x⁴ - 7x³ + 2x - 12

• UP and UP

• DOWN and DOWN

• UP and DOWN

• DOWN and UP

f(x) = 4 + 3x - 6x⁷ + 3x⁴

• UP and UP

• DOWN and DOWN

• UP and DOWN

• DOWN and UP

Describe the end behavior of the graph.

• down, down

• down, up

• up, down

• up, up

Describe the end behavior of the graph.

• x →∞, y→∞ and x→∞, y→⁻∞

• x →∞, y→∞ and x→⁻∞, y→∞

• x →∞, y→∞ and x→⁻∞, y→0

• x →∞,y→0 and x→∞, y→⁻∞

What is the name of the term that affects the end behavior

• Last Term

• First Term

• Leading Term

• Middle Term