I raciceoAVery Short Answer QuestIfand no are two odd prime numbers 10 – InterviewSolution

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1.	I raciceoAVery Short Answer QuestIfand no are two odd prime numbers 10. Findby alinclusuch that n> n2. then write the nature of
Answer» Letn1=n2+2a,wherea∈NWehave,n12-n22=n2+2a2-n22=n22+4an2+4a2-n22=4an2+4a2=4an2+aHere,ifaisevennumber,then4an2+awillbedivisibleby8Andifaisoddnumber,thenn2+awillbeevennumberandSubsequently4an2+awillbedivisibleby8.Hence,n12-n22ispositivemultipleof8.

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