allerycot A is the reciprocal of:
Atan A
Bsin A
Ccos A
Dsec A
Answer & Solution
Correct answer: A. tan A
1. The three reciprocal ratios pair up one to one.
2. cosec goes with sin and sec goes with cos.
3. That leaves cot as the reciprocal of tan A.
4. So the answer is tan A.
_Source: syllabus Mathematics, Ch 8 'Introduction to Trigonometry'_
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