Special Quiz

Which word refers to the y values or the output in a relation?

• dependent

• domain

• piecewise

• range

In this set of ordered pairs A = {(1,2), (2,4), (3,8), (4,16), what is the domain

             of the function?

• D: {1,2,3,4}

• D: {2,4,8,16}

• D: {1,2,3,4,8,16}

• D: {1,2,2,3,4,4,8,16}

Given f(x) = 5x – 2, what is the value of the function if x = -6?

A.                        B.                   C.                        D.

• -32

• -30

• 28

• -2

Which of the following is a polynomial function?

• y = 𝑥² – 6x + 9

• 𝑥² – 4 ≥ 𝑥 + 2

Evaluate: f(x) = 4x² + x + 8; x = 1

• 17

• 13

• 10

• 8

One-to-many correspondence is a function.

• TRUE

• FALSE

Given x = 4, 3x² – 9 = 15.

• TRUE

• FALSE

Composition of function is putting a function inside another function.

• TRUE

• FALSE

Given 𝑎(𝑥) = 𝑥 + 2 and 𝑏(𝑥) = 5𝑥 – 3, (𝑎 + 𝑏)(𝑥) = 6𝑥 – 1

• TRUE

• FALSE

• TRUE

• FALSE