RRB NTPC · प्रश्न 55
जर \(\sin x = \frac{4}{5}\) , नंतर \(Cosecx + \cot x = \)
उत्तर दाखवा आणि स्पष्टीकरण
उत्तर: (C) 2
स्पष्टीकरण
With sin x = 4/5, cos x = 3/5 (first quadrant). Then cosec x = 5/4 and cot x = cos x / sin x = 3/4. Their sum = 8/4 = 2.