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Rajan@2021
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Prove that: sin18°/Cos72° + √3(tan10°tan30°Tan40°Tan50°tan80°) = 2

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This question is from trigonometry topic – trigonometric ratios on complementary angles in which we have to show that sin18°/Cos72° + √3(tan10°tan30°Tan40°Tan50°tan80°) = 2

RS Aggarwal, Class 10, chapter 12, question no 4(iv).

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