\[ {}y^{\prime \prime }-6 y^{\prime }-16 y = 0 \]

\[ {}y^{\prime \prime }-16 y = 0 \]

\[ {}y^{\prime \prime }+2 y^{\prime }+5 y = 0 \]

\[ {}y^{\prime \prime }+4 y^{\prime }+3 y = 0 \]

\[ {}y^{\prime \prime }-7 y^{\prime }+10 y = 0 \]

\[ {}y^{\prime \prime }-y^{\prime }-2 y = 0 \]

\[ {}y^{\prime \prime }-2 y^{\prime }+2 y = 0 \]

\[ {}y^{\prime \prime }+7 y^{\prime }+10 y = 0 \]

\[ {}6 y^{\prime \prime }+5 y^{\prime }-4 y = 0 \]

\[ {}y^{\prime \prime }+2 y^{\prime }+y = 0 \]

\[ {}y^{\prime \prime }+3 y^{\prime }+2 y = 0 \]

\[ {}y^{\prime \prime }-10 y^{\prime }+34 y = 0 \]

\[ {}2 y^{\prime \prime }-5 y^{\prime }+2 y = 0 \]

\[ {}15 y^{\prime \prime }-11 y^{\prime }+2 y = 0 \]

\[ {}20 y^{\prime \prime }+y^{\prime }-y = 0 \]

\[ {}12 y^{\prime \prime }+8 y^{\prime }+y = 0 \]

\[ {}y^{\prime \prime }+5 y^{\prime }+6 y = 0 \]

\[ {}y^{\prime \prime }+10 y^{\prime }+16 y = 0 \]

\[ {}y^{\prime \prime }+16 y = 0 \]

\[ {}y^{\prime \prime }+25 y = 0 \]

\[ {}y^{\prime \prime }+3 y^{\prime }-4 y = 0 \]

\[ {}y^{\prime \prime }+4 y^{\prime }+4 y = 0 \]

\[ {}4 x^{\prime \prime }+9 x = 0 \]

\[ {}9 x^{\prime \prime }+4 x = 0 \]

\[ {}x^{\prime \prime }+64 x = 0 \]

\[ {}x^{\prime \prime }+100 x = 0 \]

\[ {}x^{\prime \prime }+x = 0 \]

\[ {}x^{\prime \prime }+4 x = 0 \]

\[ {}x^{\prime \prime }+16 x = 0 \]

\[ {}x^{\prime \prime }+256 x = 0 \]

\[ {}x^{\prime \prime }+9 x = 0 \]

\[ {}10 x^{\prime \prime }+\frac {x}{10} = 0 \]

\[ {}x^{\prime \prime }+4 x^{\prime }+3 x = 0 \]

\[ {}\frac {x^{\prime \prime }}{32}+2 x^{\prime }+x = 0 \]

\[ {}\frac {x^{\prime \prime }}{4}+2 x^{\prime }+x = 0 \]

\[ {}4 x^{\prime \prime }+2 x^{\prime }+8 x = 0 \]

\[ {}x^{\prime \prime }+4 x^{\prime }+13 x = 0 \]

\[ {}x^{\prime \prime }+4 x^{\prime }+20 x = 0 \]

\[ {}x^{\prime \prime }-3 x^{\prime }+4 x = 0 \]

\[ {}x^{\prime \prime }+6 x^{\prime }+9 x = 0 \]

\[ {}y^{\prime \prime }+y = 0 \]

\[ {}y^{\prime \prime }-y = 0 \]

\[ {}3 y^{\prime \prime }-2 y^{\prime }-8 y = 0 \]

\[ {}y^{\prime \prime }+2 y^{\prime }+y = 0 \]

\[ {}y^{\prime \prime }-4 y^{\prime }+3 y = 0 \]

\[ {}y^{\prime \prime }-2 y^{\prime }-2 y = 0 \]

\[ {}4 y^{\prime \prime }-8 y^{\prime }+5 y = 0 \]

\[ {}y^{\prime \prime }-2 y^{\prime }+2 y = 0 \]

\[ {}y^{\prime \prime }-2 y^{\prime }+3 y = 0 \]

\[ {}x^{\prime \prime }+x^{\prime }+x = 0 \]

\[ {}x^{\prime \prime }+2 x^{\prime }+6 x = 0 \]

\[ {}x^{\prime \prime }+2 x^{\prime }+x = 0 \]

\[ {}y^{\prime \prime }+\lambda y = 0 \]

\[ {}y^{\prime \prime }+\lambda y = 0 \]

\[ {}y^{\prime \prime }-y = 0 \]

\[ {}y^{\prime \prime }+y = 0 \]

\[ {}y^{\prime \prime }+y = 0 \]

\[ {}y^{\prime \prime }-y = 0 \]

\[ {}y^{\prime \prime }-2 y^{\prime }+2 y = 0 \]

\[ {}y^{\prime \prime }+\alpha y^{\prime } = 0 \]

\[ {}y^{\prime \prime }+\lambda ^{2} y = 0 \]

\[ {}y^{\prime \prime }+\lambda ^{2} y = 0 \]

\[ {}x^{\prime \prime } = 0 \]

\[ {}x^{\prime \prime }+x^{\prime } = 0 \]

\[ {}x^{\prime \prime }+x^{\prime } = 0 \]