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If p, q, r are prime numbers such that p...

If p, q, r are prime numbers such that `p^(2)-q^(2)=r` then which of the following options are correct ?

A

`p+q=r`

B

`p+q+r=10`

C

`p^(2)+q^(2)=r^(2)`

D

`pq-r=1`

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