Question

What is the value of the expression iº x ¡¹ × ¡² × ¡³ × ¡4?
O 1
O-1
Oi
O-i

Answer 1

-1

Explanation:

You mean i as sqrt(-1)?

If so,

Just simplify until you get 1×-1×-1×-1×1

=-1

Answer 2

Explanation:

`i^0+i^1+i^2+i^3+i^4\\=1+i+(-1)+i^2(i)+(i^2)^2\\=1+i-1+(-1)i+(-1)^2\\=1+i-1-i+1\\=1`