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I want the explanation of cosec²7π/6
and use superscript!
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Step-by-step explanation:
Given : 2sin²(π/6) + cosec²(7π/6) * cos²(π/3)
=> 2sin²(π/6) + cosec²(π + π/6) * cos²(π/3)
=> 2sin²(30°) +cosec²(30°) * cos²(30°)
=> 2(1/2)² + cosec²(30°) * cos²(30°)
=> 2 * 1/4 + 4 * 1/4
=> 1/2 + 1
=> 3/2
Hope it helps!
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solution are given in the image.
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