1.3 problem 2(c)

Internal problem ID [1925]

Book: Elementary Differential Equations, Martin, Reissner, 2nd ed, 1961
Section: Exercis 2, page 5
Problem number: 2(c).
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_quadrature]

\[ \boxed {y^{\prime }-\frac {2}{\sqrt {1-x^{2}}}=0} \]

Solution by Maple

Time used: 0.015 (sec). Leaf size: 10

dsolve(diff(y(x),x)=2/sqrt(1-x^2),y(x), singsol=all)
 

\[ y \left (x \right ) = 2 \arcsin \left (x \right )+c_{1} \]

Solution by Mathematica

Time used: 0.006 (sec). Leaf size: 26

DSolve[y'[x]==2/Sqrt[1-x^2],y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to -4 \cot ^{-1}\left (\frac {x+1}{\sqrt {1-x^2}}\right )+c_1 \\ \end{align*}