Positive and Negative Functions

Identify where the function is positive.

Identify where the function is negative.

• All Real Numbers

Identify where the function is negative.

Identify where the function is positive.

• All Real Numbers

Where is the function positive?

• (6, ∞)

• (-∞, 6)

• (0, ∞)

• (-∞, 0)

Which one of the following functions is odd?

• f(x) = 3x⁴ - 4x³

• g(x) = 5x⁴ + 3x²

• h(x) = 6x⁵ - x³

• k(x) = x⁶ + 8x²

What is the leading coefficient?

• Positive

• Negative

• Odd

• Even

What is the leading coefficient?

• Positive

• Negative

• Odd

• Even

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.

Which of the following could be a possible equation for the function shown?

• f(x) =-2x³ + x² - 5x + 1

• f(x) = 2x³ - 4x² + x + 1

• f(x) = 3x² + 5x + 1

• f(x) = -2x³ +3x - 1