Number of triplets of primes such that pq =r+1 and `2(p^2 + q^2) = r^2 + 1` is
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To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Number of triplets of primes such that pq =r+1 and `2(p^2 + q^2) = r^2 + 1` is
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