Answer:
○ B. 4 + 4i√3
Step-by-step explanation:
√2(cos 10° + isin 10°) = 1,392728481 + 0,2455756079i
[1,392728481 + 0,2455756079i]⁶ = 4 + 4i√3
I hope this does something to help, and as always, I am joyous to assist anyone at any time.
