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x x 9 + (x - 13)*3 - 9*x + 36 = 0
suma
-W(log(443426488243037769948249630619149892803)) + log(81) 1 + 2 + ---------------------------------------------------------- log(3)
=
-W(log(443426488243037769948249630619149892803)) + log(81) 3 + ---------------------------------------------------------- log(3)
producto
-W(log(443426488243037769948249630619149892803)) + log(81) 2*---------------------------------------------------------- log(3)
=
2*(-W(log(443426488243037769948249630619149892803)) + log(81)) -------------------------------------------------------------- log(3)
2*(-LambertW(log(443426488243037769948249630619149892803)) + log(81))/log(3)
x1 = 1
x2 = 2
-W(log(443426488243037769948249630619149892803)) + log(81) x3 = ---------------------------------------------------------- log(3)
x3 = (-LambertW(log(443426488243037769948249630619149892803)) + log(81))/log(3)