Add 321−−√ + 721−−√ .(1 point) Responses

Question

10 21−−√ 10 Start Root 21 End Root
10 42−−√ 10 Start Root 42 End Root 24 −−−√ + 28−−√ Start Root 24 End Root plus Start Root 28 End Root
52−−√ Start Root 52 End Root

Answer 1

52−−√ Start Root 52 End Root