Express sec 50 + cot 78 in terms of t-ratios of angle between 0degree to 45 degree
Answers
Answered by
4
sec50° is cosec(90°-50°)
cot78° is tan(90°-78°)
the answer is..
cosec40° + tan12°
cot78° is tan(90°-78°)
the answer is..
cosec40° + tan12°
Answered by
5
Answer:
Step-by-step explanation
:sec 50=cosec(90-50)
=cosec 40
Cot 78=tan(90-78)
=tan12
Sec50+cot78=cosec 40+tan 12
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