The value of \( \cos ^{2} \theta+\frac{1}{1+\cot ^{2} \theta} \) is a. \( \sqrt{3} \) b. 1 c. \(...

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The value of \( \cos ^{2} \theta+\frac{1}{1+\cot ^{2} \theta} \) is
a. \( \sqrt{3} \)
b. 1
c. \( \mathrm{O} \)
d. \( \frac{1}{2} \)
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