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mml=<math xmlns="http://www.w3.org/1998/Math/MathML"><mfrac><mrow><mo>(</mo><mn>1</mn><mo>+</mo><mi>cosA</mi><mo>)</mo></mrow><mrow><mo>(</mo><mn>1</mn><mo>-</mo><mi>cosA</mi><mo>)</mo></mrow></mfrac><mspace linebreak="newline"/><mo>=</mo><mfrac><mrow><mo>(</mo><mn>1</mn><mo>+</mo><mi>cosA</mi><mo>)</mo></mrow><mrow><mo>(</mo><mn>1</mn><mo>-</mo><mi>cosA</mi><mo>)</mo></mrow></mfrac><mo>&#xD7;</mo><mfrac><mrow><mo>(</mo><mn>1</mn><mo>+</mo><mi>cosA</mi><mo>)</mo></mrow><mrow><mo>(</mo><mn>1</mn><mo>+</mo><mi>cosA</mi><mo>)</mo></mrow></mfrac><mspace linebreak="newline"/><mo>=</mo><mfrac><msup><mfenced separators="|"><mrow><mn>1</mn><mo>+</mo><mi>cosA</mi></mrow></mfenced><mn>2</mn></msup><mrow><mn>1</mn><mo>-</mo><msup><mi>cos</mi><mn>2</mn></msup><mi mathvariant="normal">A</mi></mrow></mfrac><mspace linebreak="newline"/><mo>=</mo><mfrac><mrow><mn>1</mn><mo>-</mo><msup><mi>cos</mi><mrow><mn>2</mn><mi mathvariant="normal">A</mi></mrow></msup><mo>+</mo><mn>2</mn><mi>cosA</mi></mrow><mrow><msup><mi>sin</mi><mn>2</mn></msup><mi mathvariant="normal">A</mi></mrow></mfrac><mspace linebreak="newline"/><mfrac><mn>1</mn><mrow><msup><mi>sin</mi><mn>2</mn></msup><mi mathvariant="normal">A</mi></mrow></mfrac><mo>+</mo><mfrac><mrow><msup><mi>cos</mi><mn>2</mn></msup><mi mathvariant="normal">A</mi></mrow><mrow><msup><mi>sin</mi><mn>2</mn></msup><mi mathvariant="normal">A</mi></mrow></mfrac><mo>+</mo><mfrac><mrow><mn>2</mn><mi>cosA</mi></mrow><mi>sinA</mi></mfrac><mo>&#xD7;</mo><mfrac><mn>1</mn><mi>sinA</mi></mfrac><mspace linebreak="newline"/><mo>=</mo><msup><mi>cosec</mi><mn>2</mn></msup><mi mathvariant="normal">A</mi><mo>+</mo><msup><mi>cot</mi><mn>2</mn></msup><mi mathvariant="normal">A</mi><mo>+</mo><mn>2</mn><mi>cotAcosecA</mi><mspace linebreak="newline"/><mo>=</mo><msup><mfenced separators="|"><mrow><mi>cosecA</mi><mo>+</mo><mi>cotA</mi></mrow></mfenced><mn>2</mn></msup></math>