Please solve this question as soon as possible please guys
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i send u the picture of the solution
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LHS = cos theta= cos 30 = √3/2 [From trigonometric values]
RHS = 1/ √(1 + tan^2 30)
= 1/ √(1+ 1/3)
= 1/ √4/3
= 1 / 2/√3
= √3/2
Hence, LHS = RHS proved!!
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