Answer:
8-17i
The problem:
[tex]\sqrt{64}-\sqrt{-289}[/tex]
Step-by-step explanation:
[tex]\sqrt{64}=8[/tex] because 8 is positive and 8(8)=64.
[tex]\sqrt{-289}=17i[/tex] because 17i(17i)=289i^2=289(-1)=-289[/tex]
[tex]\sqrt{64}-\sqrt{-289}[/tex]
[tex]8-17i[/tex]
