Sec16.cosec74-cot74.tan16
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Answered by
0
Answer:
SEC 16 SEC 16 - COT 74 COT 74
SEC²16 - TAN²16
SEC²16 - TAN² 16
1
BECOS SEC²∅-TAN²∅=1
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Answered by
0
Answer:
Step-by-step explanation:
cosec(90-x) = sec x
tan(90-x) = cot x
sec²x = 1+tan²x
Sec16.cosec74-cot74.tan16
=sec16(cosec[90-16]) - (tan[90-16])tan16
=sec²16 - tan²16
=1
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