Answer:
13 - [tex]\sqrt{3}[/tex] and 7i
Step-by-step explanation:
complex roots occur in conjugate pairs as do radicals
Since 13 + [tex]\sqrt{3}[/tex] is a root then 13 - [tex]\sqrt{3}[/tex] is also a root
Since - 7i is a root then + 7i is also a root