1. 35x = 272 x−1 2. 36 x+2 = 6 4 x 4. 16 = 64
5. 81 = 243
8. 4 2 x−1 = 47 11. log 5 + log x = 2 14. log3 x − 4 = 4 3. 55x−6 = 50 !1$
6. # & = 82 "2%
9. log3 (x − 4) = 4 3x
3x
x+9
7. 12 x−1 = 20 2 10. log 5 (x 2 − 6) = log 5 x 13. ln x − 4 = 3 x
x−2
12. e 2 x = 8