Review Graphs of Polynomials

What is the degree of the function graphed here?

• 2

• 3

• 4

• 5

Is the leading coefficient positive or negative

• positive

• negative

Describe the end behavior of
f(x) = -5x⁴ - 2x² + 8

• Left side: Rises  
   Right side: Rises

• Left Side:  Rises
  Right side: Falls

• Left side: Falls
  Right side: Rises

• Left side: Falls
  Right side: Falls

What is the end behavior as x → +∞, f(x)→ ?

• -∞

• ∞

• y= x³-3x-2

• y= -x³+3x+2

• y= x³-4x²+3x-2

• y= x³+4x²+3x-2

What is the end behavior as
x → ∞ ?
f(x) = -x⁴ + x³ + 5x² + x + 6

• y → -∞

• y → ∞

• y → 0

• y → -7

Using the above graph what is the sign of the leading coefficient?

• Positive

• Negative

Is the leading coefficient positive or negative?

• +

• -

Function: y = -3x⁴ +2x² - 8x + 9.
As x approaches infinity, what does y approach?

• infinity

• negative infinity

• 0

• -3

Which point does not represent a zero of a polynomial?

• (-2, 0)

• (-1, 0)

• (0, 4)

• (2, 0)