C-09-Q147: If $x, y, z \neq 0$ and $a^x = b^y = c^z$, which is correct?

C-09-Q147: If $x, y, z \neq 0$ and $a^x = b^y = c^z$, which is correct? | প্রশ্ন করি

If x,y,z≠0x, y, z \neq 0x,y,z=0 and ax=by=cza^x = b^y = c^zax=by=cz, which is correct?