Two different relationships are shown below.

Relationship 1: y = 8x

Relationship 2:

A graph is shown that has the following points plotted: one comma eight, two comma four, four comma two, eight comma one.

a) Identify each relationship as direct or inverse variation.
b) Calculate the constant of each relationship and explain how you arrived at your answer.
c) Using complete sentences, explain how the two relationships are different, and how they are similar.

Question

Two different relationships are shown below. 

Relationship 1: y = 8x 

Relationship 2: 

A graph is shown that has the following points plotted: one comma eight, two comma four, four comma two, eight comma one. 

a) Identify each relationship as direct or inverse variation. 
b) Calculate the constant of each relationship and explain how you arrived at your answer. 
c) Using complete sentences, explain how the two relationships are different, and how they are similar.