1. 2 power 7 =128 2. 8 power 2 = 64 3. 3 power -3 = 1/27 4. Log4 (256) =4 5. Log8(512)=3 6. Log27(9)=2/3 7. Base 6 of 36 is 2 8. Base 2 of 32 is 5 9. Base 4 of 64 is 3 10. Base 3 of 81 is 4 11. Base 100 of 10 is 1/2 12. Base 7 of 1/7 is -1 13. Base 18 of 1 is 0 14. Base 2 of 1/16 is -4 15 base of 10 of 1000 is 3 16 base 16 of 8 is 3/4 17 base 243 of 27 is 3/5 18. 2log3 (2) + log3 (23) 19. Log7 (5) + 1 20. 2 + log2 (5) + log2 (13) 21. Log5 (2) +log5 (19)