Question

find the value of i^28​

Answer 1

Answer:

We will use the following:

i

4

=

i

⋅

i

⋅

i

⋅

i

=

i

2

⋅

i

2

=

−

1

⋅

−

1

=

1

a

b

c

=

(

a

b

)

c

With these, we have

i

28

=

i

4

⋅

7

=

(

i

4

)

7

=

1

7

=

1