All the values of m for which both roots of the equations x^2 - 2mx + m^2 - 1 = 0 are greater than −2 but...

Question

All the values of m for which both roots of the equations x^2 - 2mx + m^2 - 1 = 0 are greater than −2 but less than 4 , lie in the interval

Accepted Answer

(3)

JEE Main 2006 Mathematics question