Relations and Functions

Question 1

Domain: Range:

Revolt · Accepted Answer

{–3, –1, 1}; {–1, 2, 4, 5}

Question 2

What is the range of the relation?

Revolt · Accepted Answer

4

Question 3

Domain: Range:

Revolt · Accepted Answer

{–2, –1, 0, 4}; {–2, 2, 3, 4}

Question 4

Which equation expresses the order’s total cost, c, as a function of the number of necklaces, n?n(c)=7c + 6n(c)=7c - 6c(n)=7n + 6c(n)=7n - 6

Revolt · Accepted Answer

c(n)=7n + 6

Question 5

Which expression means “the total cost, including shipping, of 5 necklaces”? n(5)c(5)c(5)+6

Revolt · Accepted Answer

c(5)

Relations and Functions Answers