Evaluate : (cos65°/sin25°) - (tan20°/cot70°) - sin90° + tan5°.tan3°.tan60°.tan55°.tan85° .

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#Evaluatecos65°bysin25°minustan20°bycot70°minussin90°plustan5°tan3°tan60°tan55°tan85°
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Evaluate : (cos65°/sin25°) - (tan20°/cot70°) - sin90° + tan5°.tan3°.tan60°.tan55°.tan85° .
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By - Vineet Pandey
  1. 2Pi classes
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