If cosec 2A = sec (A + 6^@) where 2A and...

If cosec 2A = sec (A + `6^@`) where 2A and A + `6^@` are acute angles find the value of A.

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MBD-INTRODUCTION TO TRIGONOMETRY-EXERCISE

If sin 3theta = cos (theta-6^@) where 3theta and theta-6^@ are acute...
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If sin A = cos B, both A and B are acute angles, find A + B.
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Match the following : .
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Prove the following : tan^2A-tan^2B=(sin^2A-sin^2B)/(cos^2Acos^2B) .
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(sec A - cos A) (cot A + tan A) = tan A sec A.
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sin A (1 + tan A) + cos A (1 + cot A) = sec A + cosec A .
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(cosec theta -sin theta) (sec theta - cos theta) (tan theta + cot thet...
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