railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If A, B, C are the acute angles, such that tan(A + B - C) = \(\frac{1}{\sqrt{3}}\), cos(B + C - A) = \(\frac{1}{2}\), and sin(C + A - B) = \(\frac{1}{\sqrt{2}}\). The value of A + B + C will be equal to:
1
90°
2
110°
3
170°
4
135°