solve-for-x-x-x-x-16-x-2-but-how-to-use-Lambert-W-function-

Question Number 63175 by Tawa1 last updated on 30/Jun/19

solve for x x^{x^{x}} = 16

x = 2, but how to use Lambert W function

Commented by mr W last updated on 30/Jun/19

i r e m e m b e r y o u h a v e a s k e d t h e s a m e

q u e s t i o n i n a n e a r l i e r t i m e . t h e a n s w e r

i s y o u c a n n o t u s e L a m b e r t f u n c t i o n

t o s o l v e i t . b e s i d e s, i t i s n o t c l e a r

w h a t i s m e a n t c o n c r e t e l y w i t h x^{x^{x}} .

3^{3^{3}} = 3^{9} o r 3^{27} o r 27^{3} ?

Commented by Tawa1 last updated on 30/Jun/19

Alright sir, hint me on the x^{x^{x^{x}}} = 49, again sir .

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