Answer and Explanation
Your Answer is
Correct Answer is B
Explanation
It can be known from the meaning of the title: i²=-1, then (i²)²=1, then (i²)²+2i²=-1.
Your Answer is
Correct Answer is B
Explanation
It can be known from the meaning of the title: i²=-1, then (i²)²=1, then (i²)²+2i²=-1.