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Trigonometric Ratios Of Complementary Angles ( Part 4) | Introduction to Trigonometry | CBSE | Class 10 | Math
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4 قسمت
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Manage series 2826891
4 قسمت
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1 Q4. Without using trigonometric tables, evaluate the following: cos’20° + cos’70° / sec’50° - cot’40° + 2cosec’58° - 2cot58° tan32° - 4tan13° tan37° tan45° tan53° tan77° 5:39

1 Q2. Evaluate: cos58° / sin32° + sin22° / cos68° - cos38° cosec52° / tan18° tan35° tan72° tan55° 6:22
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