SECTION B - (19 Marks) 1. Consider the relation y → 4 x−1 for the domain {3, 5, 7, 9}
(a) Calculate the values for the range.

(b) Represent the relation in a table. (2 marks)
(b) Draw the mapping diagram for the relation. (3 marks)

the function makes a strait line horizontally with no x intercept but a y intercept at 9.

false

step-by-step explanation:

answer: the answer is b. i think hope i got it correct

step-by-step explanation:

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true