Question Number 50368 by prof Abdo imad last updated on 16/Dec/18
$${find}\:{all}\:\left({x},{y}\right)\in{Q}^{+\bigstar^{\mathrm{2}} } \:\:{and}\:\:{x}^{{y}} ={y}^{{x}} \:\:{and}\:{x}<{y} \\ $$
Commented bymr W last updated on 17/Dec/18
$${I}\:{don}'{t}\:{know}\:{what}\:{Q}^{+\bigstar^{\mathrm{2}} } \:{means}. \\ $$ $${is}\:{it}\:{the}\:{same}\:{question}\:{as}\:{Q}\mathrm{50064}? \\ $$