Answer:
[tex]\sqrt{53i}[/tex]
Step-by-step explanation:
We need to find [tex]\sqrt{-49-4}[/tex]
We know that √-1 = i
Adding -49 and -4 and solving
[tex]\sqrt{-49-4}\\\sqrt{-53}\\\sqrt{53i}[/tex]
Since 53 is not a perfect square so our answer is:
[tex]\sqrt{53i}[/tex]