Evaluating Piecewise Functions: Concepts and Examples

What is a piecewise function?

• A function that is continuous everywhere

• A function that can be broken up into many parts

• A function that has no variables

• A function that is always linear

Which part of the piecewise function should be used to evaluate f(-2)?

• x^2 + 3x - 7

• 3x - 8

• 4x + 5

• 5x + 6

What is the value of f(2) for the first piecewise function?

• -2

• 12

• -3

• 7

What is the value of f(5) for the first piecewise function?

• 12

• 7

• -3

• 31

Which part of the second piecewise function should be used to evaluate f(-4)?

• 5x + 6

• 12

• x^3 + 4

• x^2 + 3x - 7

What is the value of f(-4) for the second piecewise function?

• 12

• 6

• 31

• -3

Which part of the second piecewise function should be used to evaluate f(0)?

• x^3 + 4

• 5x + 6

• 12

• x^2 + 3x - 7

What is the value of f(2) for the second piecewise function?

• -3

• 6

• 31

• 12

Which part of the second piecewise function should be used to evaluate f(3)?

• x^2 + 3x - 7

• 5x + 6

• x^3 + 4

• 12

What is the value of f(3) for the second piecewise function?

• 12

• -3

• 31

• 6