Teaching DSSSB TGT Mock Test 2025 Mathematics Differential Equations Solution of Differential Equations
The differential equation of the family of curves x2 + y2 – 2ay = 0, where a is arbitrary constant, is :
1
(x2 − y2) \(\rm\frac{dy}{dx}\) = 2xy
2
2(x2 + y2) \(\rm\frac{dy}{dx}\) = xy
3
2(x2 − y2) \(\rm\frac{dy}{dx}\) = xy
4
(x2 + y2) \(\rm\frac{dy}{dx}\) = 2xy