railway RRB ALP (CBT 1 + CBT 2 + CBAT) Mock Test Series 2025 (New) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
if cot θ = \(\frac{15}{8}\), θ is an acute angle, then find the value of \(\rm \frac{(1-cos\theta)(2+2cos\theta)}{(2-2sin\theta)(1+sin\theta)}\).
1
\(\frac{225}{64}\)
2
\(\frac{64}{225}\)
3
\(\frac{16}{15}\)
4
\(\frac{8}{15}\)