state gov Haryana CET Group C Mock Test Series 2025 (New Pattern) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If x = a sec θ + b tan θ and y = a tan θ + b sec θ, then find x2 - y2.
1
a + b
2
a2 - b2
3
\(\sqrt{a^2+b^2}\)
4
a2 + b2
5
Question Not Attempted