PreCalc 2.1 and 2.2 Practice Quiz

Describe the end behavior of the function.

• lim x→ ∞, f(x) = ∞
  lim x → -∞, f(x) = -∞

• lim x→ ∞, f(x) = -∞

  lim x → -∞, f(x) = -∞

• lim x→ ∞, f(x) = -∞

  lim x → -∞, f(x) = +∞

• lim x→ ∞, f(x) = ∞

  lim x → -∞, f(x) = ∞

Which graph has a negative leading coefficient and an even positive degree?

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Which graph has a positive odd degree and a positive leading coefficient?

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Identify the degree of the polynomial and the sign of the leading coefficient

• Leading Coefficient Positive

  Degree - 2

• Leading Coefficient Positive

  Degree - 3

• Leading Coefficient Negative

  Degree - 4

• Leading Coefficient Negative

  Degree - 5

Identify the degree of the polynomial and the sign of the leading coefficient

• Leading Coefficient Positive

  Degree - 4

• Leading Coefficient Positive

  Degree - 5

• Leading Coefficient Negative

  Degree - 3

• Leading Coefficient Negative

  Degree - 2

Identify the degree of the polynomial and the sign of the leading coefficient

• Leading Coefficient Positive

  Degree - Even

• Leading Coefficient Positive

  Degree - Odd

• Leading Coefficient Negative

  Degree - Even

• Leading Coefficient Negative

  Degree - Odd

What is the leading coefficient of the polynomial?   
 $f\left(x\right)=9x^4+7x^3-8x^2+5$  

• 9

• 5

• 4

• 10

The function shown has:

• Degree two with negative leading coefficient.

• Degree three with negative leading coefficient.

• Degree four with negative leading coefficient.

• Degree four with positive leading coefficient.

State the minimum degree of the function shown:

• 3

• 4

• 5

• 6

The lim as x  $\rightarrow-\infty$   for the function shown is...

• 0

•  $-\infty$  

•  $+\infty$