1.

If the roots of \[{{x}^{2}}-2mx+{{m}^{2}}-1=0\]lie between - 2 and 4, then

A. \[-3\le m\le 4\]
B. \[-3\le m\le 5\]
C. \[-1\le m\le 5\]
D. \[-1\le m\le 3\]
Answer» D. \[-1\le m\le 3\]


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