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Question Number 124726 by joki last updated on 05/Dec/20

Answered by MJS_new last updated on 05/Dec/20

$$x=\frac{1}{2}\wedge y=-1$$

Commented by joki last updated on 05/Dec/20

$$ldontunderstandsirwithyouranswer.$$

Commented by MJS_new last updated on 05/Dec/20

$$x\mathrm{is}\mathrm{equal}\mathrm{to}\frac{1}{2}\mathrm{and}y\mathrm{is}\mathrm{equal}\mathrm{to}-1.\mathrm{sorry}\mathrm{but}$$$$\mathrm{I}{\mathrm{don}}^{\prime }\mathrm{t}\mathrm{understand}\mathrm{what}\mathrm{you}{\mathrm{don}}^{\prime }\mathrm{t}\mathrm{understand}.$$

Commented by JDamian last updated on 05/Dec/20

$$\wedge standsfor\mathit{a}\mathit{n}\mathit{d}$$

Answered by ajfour last updated on 05/Dec/20

$$\frac{x}{y}=t$$$$y(t+1)={ty}^2=t$$$${ty}^2=t$$$$\Rightarrow y^2=1but$$$$t+1=tydontfitfory=1$$$$\Rightarrow y=-1$$$$t=-\frac{1}{2}\Rightarrow x=ty=(-\frac{1}{2})(-1)=\frac{1}{2}$$$$x=\frac{1}{2},y=-1.$$$$$$

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