SSC SSC Selection Post (Phase 13) 2025 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
What is the value of [(cos3θ + 2cos5θ + cos7θ) ÷ (cosθ + 2cos3θ + cos5θ)] + sin2θ.tan3θ?
1
cos2θ
2
sin2θ
3
tan2θ
4
cotθ.sin2θ
What is the value of [(cos3θ + 2cos5θ + cos7θ) ÷ (cosθ + 2cos3θ + cos5θ)] + sin2θ.tan3θ?