Function Notation for Quadratic Functions

Evaluate f(-2) if f(x) = x²+ 3

• -1

• 1

• 7

• -7

Evaluate f(-2) if f(x) = x²+ 3.

• -1

• 1

• 7

• -7

If f(x) = x²-x+3, what would the function look like once you substitute in a -3 to find f(-3)?

• f(-3) = -3²-3+3

• f(-3) = (-3)² -(-3)+3

• f(-3) = (-3)² -3+3

If f(x) = x² and g(x) = 3x - 1, find f(g(x))

• 9x² - 6x + 1

• 3x - 1

• 3x² - 1

• 9x² - 1

Mathematical Equivalence

ON

Mathematical Equivalence

ON

A table of values for a quadratic function is shown.

Type the equation of the quadratic function in Standard Form.

y = ax² + bx + c

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Given f(x) = 2x and g(x) = x²+3 , find f(g(x)).

• x²+2x+3

• 4x²+3

• 2x²+3

• 2x²+6