A"l the values of \( m \) for which both roots of the equation \( x...

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A"l the values of \( m \) for which both roots of the equation \( x^{2}-2 m x+m^{2}-1=0 \) are greater than \( 2 \) but less than 4 , lie in the interval
\( \mathrm{P} \)
(1) \( m3 \)
(2) \( -1m3 \)
(3) \( 1 \) m \( 4 \)
(4) \( -2 \) m \( 0 \)
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