Number System

Question 1

i^0

Answer 1

1

Question 2

√ -1

Answer 2

i

Question 3

i^1

Answer 3

i

Question 4

i^2

Answer 4

-1

Question 5

i^3

Answer 5

-i

Question 6

i^n

Answer 6

n/4 then raise i to remainder

i^15 = i^3 = -i
15/4 = 3r3

Question 7

a∈A

Answer 7

Element of belongs to

Question 8

A ⊂ B

Answer 8

A subset of B