Relations and Functions

Question 1

Domain: {–1}{–1, 2, 4, 5}✔ {–3, –1, 1}{–3, –1, 1, 2, 4, 5}

Revolt · Accepted Answer

{–3, –1, 1}; Selection 1: {–3, –1, 1}; Selection 2: {–1, 2, 4, 5}

Question 2

Range: {–1}✔ {–1, 2, 4, 5}{–3, –1, 1}{–3, –1, 1, 2, 4, 5}

Revolt · Accepted Answer

{–1, 2, 4, 5}

Question 3

Domain: {–2, –1, 0, 2, 3, 4}✔ {–2, –1, 0, 4}{–2, 2, 3, 4}

Revolt · Accepted Answer

{–2, –1, 0, 4}; Selection 1: {–2, –1, 0, 4}; Selection 2: {–2, 2, 3, 4}

Question 4

Range: {–2, –1, 0, 2, 3, 4}{–2, –1, 0, 4}✔ {–2, 2, 3, 4}

Revolt · Accepted Answer

{–2, 2, 3, 4}

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