## Differential Equations अवकल समीकरण Chapter 9

Question. The order of the differential equation of all tangent lines to the parabola y = x2 is (a) 1 (b) 2 (c) 3 (d) 4 Answer: (a) 1 Question.The differential equation of all parabolas whose axis of symmetry is along the axis of the x-axis is of order (a) 3 (b) 1 (c) 2 (d) none… Read More »