Y=x so y=1*x and for x-value, the y-value gets multiplied by 1 since "y=1*x" therefore it is a multiplicative relationship.
hi
first case is : 2^0 = 1 , then each case is 2^(n-1) where "n" is the number of the case.
so case 3 is 2^(3-1) = 2^2 = 4 and case 64 is 2^(64-1) = 2^63
Answer:

Step-by-step explanation:
That would be a divide by 5: 
Use google that my advice