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(i) If 5 cos θ-12 sin θ0, find the value of sin θ+cos2cos θ-sin θ(ii) If cosec θ = 13, find the value of 2 sine-3 cosa12Hint.(i)5 cos θ-12 sin θ05 cos θ-12 sin θ-> cot8-12.2(ii) cot2 θcosec2 θ-1-(12)-1-1644-1-144cot"i |
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Answer» This is the answer |
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