Question

if
$2^{x} = 3^{y} = 12^{z}$
show that
$\frac{1}{z} = \frac{1}{y} + \frac{2}{x}$

Answer 1

Hello!

Let,
${2}^{x} = {3}^{y} = {12}^{z} = k$
.......

Well do not fear :) I am not spamming!

Consult the attachment for full solution :)

Hope it helps!