Question
Solution
=> 5 sin2Ę + 14 cosĀ Ę = 13 => 5(1 -Ā cos2Ę) +Ā 14Ā cosĀ Ę = 13 => 5 - 5 cos2ĘĀ +Ā 14Ā cosĀ Ę = 13 =>Ā 5 cos2ĘĀ -Ā 14Ā cosĀ Ę + 8 = 0 => (sec Ę + cot Ę)/(cosec Ę + tan Ę) => [5/4 + 4/3]/ [5/3 + 3/4] => 31/29
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