

MCQOPTIONS
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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. \[-1\le m\le 3\] | |