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Let m=(a)/(2)-b ,such that a^(2)-b^(4)=1...

Let `m=(a)/(2)-b` ,such that `a^(2)-b^(4)=19` where `a,b in N` and `n` is the number of values of `k` for which sum of roots of equation `x^(2)-2kx+2k-1=0` is equal to sum of square of its roots,then value of `(3|m|+n)` equals

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