Number and Algebra
Functions
Geometry & Trigonometry
Statistics & Probability
Calculus
Solve the differential equation dydx=xy\frac{dy}{dx}=\frac{x}{y}dxdy=yx.
Solve the differential equation dydx=y1+x2\frac{dy}{dx}=\frac{y}{1+x^2}dxdy=1+x2y, given y(0)=3y(0)=3y(0)=3.
Solve the differential equation dydx=2x y\frac{dy}{dx}=2x\,ydxdy=2xy, given y(1)=2y(1)=2y(1)=2.
Solve the differential equation dydx=(4x+1)y2\frac{dy}{dx}=(4x+1)y^2dxdy=(4x+1)y2 (general solution).
Solve the differential equation dydx=(4x+1)y2\frac{dy}{dx}=(4x+1)y^2dxdy=(4x+1)y2, given y(0)=1y(0)=1y(0)=1.
Solve the differential equation dydx=y2sinx\frac{dy}{dx}=y^2\sin xdxdy=y2sinx, given y(π2)=1y\bigl(\tfrac{\pi}{2}\bigr)=1y(2π)=1.
Solve the differential equation dydx=3x2+2y3\frac{dy}{dx}=\frac{3x^2+2}{y^3}dxdy=y33x2+2.
Solve the differential equation dydx=xe−xy\frac{dy}{dx}=\frac{x e^{-x}}{y}dxdy=yxe−x, given y(0)=2y(0)=2y(0)=2.
Solve the differential equation dydx=5x4−2xy3\frac{dy}{dx}=\frac{5x^4-2x}{y^3}dxdy=y35x4−2x.
Solve the differential equation dydx=x2ex y\frac{dy}{dx}=x^2e^x\,ydxdy=x2exy, given y(0)=1y(0)=1y(0)=1.
Solve the differential equation dydx=y+1x\frac{dy}{dx}=\frac{y+1}{x}dxdy=xy+1, given y(1)=0y(1)=0y(1)=0.
Solve the differential equation dydx=2x+33y2−1\frac{dy}{dx}=\frac{2x+3}{3y^2-1}dxdy=3y2−12x+3, given y(0)=0y(0)=0y(0)=0.
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Question Type 1: Euler’s approximation method for differential equations
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Question Type 3: Homogeneous differential equations (substitution 𝑣 = 𝑦 / 𝑥 )