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Solve-for-x-and-y-x-y-y-x-17-




Question Number 208783 by Tawa11 last updated on 22/Jun/24
Solve for  x  and  y.      x^y   −  y^x   =  17
$$\mathrm{Solve}\:\mathrm{for}\:\:\mathrm{x}\:\:\mathrm{and}\:\:\mathrm{y}. \\ $$$$\:\:\:\:\mathrm{x}^{\mathrm{y}} \:\:−\:\:\mathrm{y}^{\mathrm{x}} \:\:=\:\:\mathrm{17} \\ $$
Commented by Tawa11 last updated on 22/Jun/24
x = 3 and y = 4.  is there workings for this?
$$\mathrm{x}\:=\:\mathrm{3}\:\mathrm{and}\:\mathrm{y}\:=\:\mathrm{4}. \\ $$$$\mathrm{is}\:\mathrm{there}\:\mathrm{workings}\:\mathrm{for}\:\mathrm{this}? \\ $$
Commented by mr W last updated on 22/Jun/24
x^y −y^x =17 is a curve. you can not  solve for x and y, because a curve  has infinite points.
$${x}^{{y}} −{y}^{{x}} =\mathrm{17}\:{is}\:{a}\:{curve}.\:{you}\:{can}\:{not} \\ $$$${solve}\:{for}\:{x}\:{and}\:{y},\:{because}\:{a}\:{curve} \\ $$$${has}\:{infinite}\:{points}. \\ $$
Commented by Tawa11 last updated on 22/Jun/24
Thanks sir.  I grab sir.
$$\mathrm{Thanks}\:\mathrm{sir}. \\ $$$$\mathrm{I}\:\mathrm{grab}\:\mathrm{sir}. \\ $$

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