express the following in terms of T-ratio of angle lying between 0°and 45°
cosec 69°+ cot69°
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Step-by-step explanation:
cosec 69 + cot 69
= sec (90-69) + tan (90-69)....<cosec A = sec (90-A) , cot A = tan (90-A)>
= sec 21 + tan 21
THIS IS THE ANSWER BUT IF YOU NEED TO SIMPLIFY IT THEN THE ANSWER IS AS FOLLOWS
= 1/cos 21 + sin 21/cos 21
= (1+sin 21)/cos 21
HOPE IT HELPS YOU
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