railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
x cos 45º sin 120° + sin 60º = –x sin 90° + 1 என்றால், x இன் மதிப்பு என்ன:
1
\(\frac{(2 - \sqrt3)}{(\sqrt2 + \sqrt3)}\)
2
\(\frac{2\sqrt2 - \sqrt6}{2\sqrt2 + \sqrt3}\)
3
\(\frac{(2 + \sqrt3)}{(\sqrt2 + \sqrt3)}\)
4
\(\frac{(2 - \sqrt3)}{(2\sqrt2 + \sqrt3)}\)