2ln3 21n x 3 lny ln zSolutionsolution 2ln 32 ln x3ln y ln
2(ln3 + 21n x) - (3 lny + ln z)
Solution
solution
2(ln 3+2 ln x)-(3ln y +ln z)
=2 ln3+4 lnx- 3 ln y-ln z
= ln 32+ln x4-ln y3- lnz
= ln 9+ln x4- ln y3 - ln z
ln 9= ln z+ ln y3- lnx^4
ln 9= lnz+(ln y3/x4)
ln9=ln z(y3/x4)
taking antilog
9 = y3z/x4
9x4=zy3
9x4-zy3=0
