Solve for x (complex solution)
x=\frac{2}{5}\pi n_{1}+\frac{2}{25}\pi +\left(-\frac{1}{5}i\right)\ln(\frac{2}{3}iy+\left(-\frac{1}{3}i\right)\left(4y^{2}-9\right)^{\frac{1}{2}})\text{, }n_{1}\in \mathrm{Z}
x=\frac{2}{5}\pi n_{2}+\frac{2}{25}\pi +\left(-\frac{1}{5}i\right)\ln(\frac{2}{3}iy+\frac{1}{3}i\left(4y^{2}-9\right)^{\frac{1}{2}})\text{, }n_{2}\in \mathrm{Z}
Solve for y (complex solution)
y=\frac{3ie^{-5ix+\frac{2i\pi }{5}}-3ie^{5ix-\frac{2i\pi }{5}}}{4}
Solve for x
x=\frac{5\arcsin(\frac{2y}{3})+10\pi n_{1}+2\pi }{25}\text{, }n_{1}\in \mathrm{Z}
x=\frac{-5\arcsin(\frac{2y}{3})+10\pi n_{2}+7\pi }{25}\text{, }n_{2}\in \mathrm{Z}\text{, }|y|\leq 1.5
Solve for y
y=\frac{3\sin(\frac{25x-2\pi }{5})}{2}
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