Teaching UP B.Ed (Paper 1 & 2) Mock Test 2025 Mathematics Differential Equations Solution of Differential Equations
The differential equation of the family of curves y2 = 4a(x + a) is :
1
\(\rm y^2=4\frac{dy}{dx}\left(x+\frac{dy}{dx}\right)\)
2
\(\rm 2y \frac{dy}{dx}\) = 4a
3
\(\rm y \frac{d^2 y}{dx^2}+\left(\frac{dy}{dx}\right)^2\) = 0
4
\(\rm 2x \frac{dy}{dx}+y\left(\frac{dy}{dx}\right)^2−y=0\)