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2 months, 2 weeks ago

All the values of m for which both roots of the equations x2 − 2mx + m2 − 1 = 0 are greater than −2 but less than 4, lie in the interval

- Option 1)
−2 < m < 0

- Option 2)
m > 3

- Option 3)
−1 < m < 3

- Option 4)
1 < m < 4

Views

Option 1)

−2 < m < 0

Option 2)

m > 3

**Option 3)**

**−1 < m < 3**

Option 4)

1 < m < 4

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