SSC SSC CPO Mock Test Series 2025 (Tier I & II) (DP SI & CAPF) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If tan θ = a/b such that \(\frac{asin~\theta ~-b\cos \theta }{a\sin \theta ~+~b\cos \theta }~=~{{\left[ \frac{{{a}^{2}}-{{b}^{2}}}{{{a}^{2}}+{{b}^{2}}} \right]}^{k}}\) , then k is:
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6
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2
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1
4
8