JEE Main 2006Annual, Paper 1MathematicsEasyComplex Numbers and Quadratic Equations264× since 2002All the values of mmm for which both roots of the equation x2−2mx+m2−1=0{x^2} - 2mx + {m^2} - 1 = 0x2−2mx+m2−1=0 are greater than −2- 2−2 but less then 4, lie in the intervalAOption A. −2<m<0- 2 < m < 0−2<m<0BOption B. m>3m > 3m>3COption C. −1<m<3- 1 < m < 3−1<m<3DOption D. 1<m<41 < m < 41<m<4CheckSkip · show solution
