if a,b are natural numbers and a^2-b^2 is a prime number, then what is its value?
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a=4,b=3
then a²-b²=4²-3²=7 which is a prime number
again,a=3,b=2
then a²-b²=3²-2²=5 which is again a prime number.
You can similarly find other examples by hit and trial.
then a²-b²=4²-3²=7 which is a prime number
again,a=3,b=2
then a²-b²=3²-2²=5 which is again a prime number.
You can similarly find other examples by hit and trial.
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