math logs
posted by Sejul on .
solve 3^(2x+1) = 9^(2x1)
using base 3 logs

3^(2x+1) = 3^2(2x1)
easy way
2x+1 = 4x2
2z=3
x= 3/2
using logs base 3
2x+1 = (2x1)log3(9)
2x+1 = (2x1)log3(3^2)
2x+1 = (2x1)(2) log3(3)
2x+1 = 2(2x1) same as above