fun-lim

Question: For $\theta >\frac{\pi }{3}$, the value of $f(\theta )={{\sec }^{2}}\theta +{{\cos }^{2}}\theta $ always lies in the interval



1) (0, 2)
2) [0, 1]
3) (1, 2)
4) $[2,\ \infty )$
Solution: Explanation: No Explanation
Functions

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