state gov Haryana CET Group C Mock Test Series 2025 (New Pattern) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
x = a sec θ + b tan θ மற்றும் y = a tan θ + b sec θ எனில், x2 - y2 காண்க.
1
a + b
2
a2 - b2
3
\(\sqrt{a^2+b^2}\)
4
a2 + b2