83.18.1 problem 1

Internal problem ID [19132]
Book : A Text book for differentional equations for postgraduate students by Ray and Chaturvedi. First edition, 1958. BHASKAR press. INDIA
Section : Chapter IV. Equations of the first order but not of the first degree. Exercise IV (A) at page 53
Problem number : 1
Date solved : Thursday, March 13, 2025 at 01:45:01 PM
CAS classification : [_quadrature]

\begin{align*} {y^{\prime }}^{2}-7 y^{\prime }+12&=0 \end{align*}

✓ Maple. Time used: 0.003 (sec). Leaf size: 17

ode:=diff(y(x),x)^2-7*diff(y(x),x)+12 = 0; 
dsolve(ode,y(x), singsol=all);
 

\begin{align*} y \left (x \right ) &= 4 x +c_{1} \\ y \left (x \right ) &= 3 x +c_{1} \\ \end{align*}

✓ Mathematica. Time used: 0.002 (sec). Leaf size: 21

ode=D[y[x],x]^2-7*D[y[x],x]+12==0; 
ic={}; 
DSolve[{ode,ic},y[x],x,IncludeSingularSolutions->True]
 

\begin{align*} y(x)\to 3 x+c_1 \\ y(x)\to 4 x+c_1 \\ \end{align*}

✓ Sympy. Time used: 0.120 (sec). Leaf size: 14

from sympy import * 
x = symbols("x") 
y = Function("y") 
ode = Eq(Derivative(y(x), x)**2 - 7*Derivative(y(x), x) + 12,0) 
ics = {} 
dsolve(ode,func=y(x),ics=ics)
 

\[ \left [ y{\left (x \right )} = C_{1} + 4 x, \ y{\left (x \right )} = C_{1} + 3 x\right ] \]