

MCQOPTIONS
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1. |
The equation \[2{{\cos }^{2}}\left( \frac{x}{2} \right).{{\sin }^{2}}x={{x}^{2}}+\frac{1}{{{x}^{2}}},\]\[0\le x\le \frac{\pi }{2}\] has |
A. | one real solution |
B. | no solution |
C. | more than one real solution |
D. | None of these |
Answer» C. more than one real solution | |