If 4cot A = 5, then what is the value of 6sec A tan A ?
Answer & explanation
Correct answer: option 3
4cot A = 5
cotA = \(\frac{5}{4}\)
P2 + B2 = H2
42 + 52 = H2
H = √41
6sec A tan A = 6 × \(\frac{ √41 }{5}\) × \(\frac{4}{5}\) = \(\frac{24 . √41}{25}\)