Question

show that I +i^30+i^49+i^61 is an imaginary number​

Answer 1

Answer:

The answer is 2i, if the I = 1

and

the answer is 3i - 1, if the I = 1.

because I don't understand, the 1st words on the question i.e. I

so I give answer in both form.

Step-by-step explanation:

The answer is explained in the image.