Yede 15 cot A= 8 ho to sin A and secA ke man get kejea
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Step-by-step explanation:
15 cotA=8
cotA=8/15
cosec2A=1+cot2A
=1+64/225
=(225+64)/225
=289/225
cosecA=√289/225=17/15
so sinA=15/17
cos2A=1-sin2=1-225/289=(289-225)/225=64/225
cosA=8/15
secA=15/8
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