The answer I would say would be B.
I would say b hope this help ☺
It would be 29 or if you multiply it would be different
The answer is 8i.
i = √(-1)
√(-64) = √((-1) * 64)
= √(-1) * √64
= i * √8²
= i * 8
= 8i
if ur talking about like this then here
1. 354
2. 453 If this is what ur talking about i hope this helps :) :) :)