Question

Find
-/16. (4 points)
a
-4
ob
4
Ос
+4
Od
-8

Answer 1

4i

Step-by-step explanation:

I hope its not too complicated

`√(-16) \\\\\mathrm{Apply\:radical\:rule}:\quad √(-a)=√(-1)√(a)\\\\√(-16)=√(-1)√(16)\\\\\mathrm{Apply\:imaginary\:number\:rule}:\quad √(-1)=i\\\\=√(16)i\\\\√(16)=4\\\\=4i`