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Question Number 33659 by mondodotto@gmail.com last updated on 21/Apr/18

$$\mathbf{solve}\mathbf{for}\mathbf{x}\mathbf{and}\mathbf{y}$$$$\mathbf{cosh}\mathit{y}-7\mathbf{sinh}\mathit{x}=3\mathbf{and}$$$$\mathbf{cosh}\mathit{y}-3{\mathbf{sinh}}^2\mathit{x}=2$$

Answered by MJS last updated on 21/Apr/18

$$I-II$$$${3\sinh }^{2}x-7\sinh x-1=0$$$${\sinh }^{2}x-\frac{7}{3}\sinh x-\frac{1}{3}=0$$$$\mathrm{can}\mathrm{you}\mathrm{go}\mathrm{on}\mathrm{from}\mathrm{here}?$$

Commented by mondodotto@gmail.com last updated on 21/Apr/18

$$\mathrm{yah},\mathrm{thank}\mathrm{you}$$

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