Question

i^15 = (i feel dumb for not knowing but i hate the i stuff, please solve)

Answer 1

Answer:

C.

Step-by-step explanation:

$i ^ {15}$

=> $i^{14}*i$

=> $(i^2)^7*i$

=> $(-1)^7 * i$

=> $(-1)*i$

=> $-i$

Answer 2

Answer:

                - i

Step-by-step explanation:

i² = -1

i¹⁵ = i²ˣ⁷⁺¹ = (i²)⁷•i¹ = (-1)⁷•i = -1•i = - i