Question

find the variance of the following: sin30°cosec30°+cos30°sec30°
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Answer 1

Answer:

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Step-by-step explanation:

$\large \sin30°cosec30°+cos30°sec30°\\ \\ \large \: \frac{1}{2} \times 2 + \frac{ \sqrt{3} }{2} \times \frac{2}{ \sqrt{3} } \\ \\ \large \:1 + 1 \\ \\ \large \:2$