1. Trash-ket Ball Chapter 7 Exponents and Logarithms

2. Trash-ket ball 1 2 3 4 7 8 6 5 10 12 11 9 16 15 14 13 20 19 18 17 23 22 21 24 27 26 25 28 30 29 31 32 33 34 35

3. 1 Solve. 5 2x = 5 9x + 7 x = -1

4. 2 Solve. x = -2, 5

5. 3 Solve. x = 1 6

6. 4 Solve. 2 7x = 800

7. 5 Solve. log x 512 = 3 x = 8

8. 6 Solve. log 8 (3x - 6) = log 8 (9x + 23)

9. 7 Solve. log 7 (x 2 - 5) = log 7 (59)

10. 8 Solve. log 9 (x + 3) = log 9 2x x = 3

11. 9 Solve. 3 x = 72

12. 9 Use your calculator to find decimal for last answer.

13. 10 Solve. 7 2x +2= 21

14. 11 Solve. 3(5 3x )= 36

15. 12 Write in logarithmic form. 8 2 = 64 log 8 64 = 2

16. 13 Simplify the following

17. 14 Solve.

18. 15 Solve. 10, -10

19. 16 Write in exponential form.

20. 17 Write in exponential form. log 11 1331 = 3 11 3 = 1331

21. 18 Write in exponential form. log 5 625 = 4 5 4 = 625

22. 19 Write in exponential form.

23. 20 Evaluate -4

24. 21 Evaluate 2

25. 22 Evaluate 4

26. 23 Expand 2(log 3 27 + log 3 x) = 2log 3 27 + 2log 3 x log 3 (27x) 2

27. 24 Expand log x – log 9

28. 25 Condense

29. 26 Condense

30. 27 Evaluate. Round to 4 decimal places. log 11 52 1.6478

31. 28 log 5 8.7 1.3441 Evaluate. Round to 4 decimal places.

32. 29 log 6 21.7 1.7175 Evaluate. Round to 4 decimal places.

33. 30 log 13 28.3 1.3033 Evaluate. Round to 4 decimal places.

34. 31 Log(3x+1)=2 33 Solve.

35. 32 log 13 (x-1)=1 14 solve.

36. 33 ln (2x+3)=8 1488.97 Solve.

37. 34 log 4 x+ log 4 x+6=2 Evaluate. Round to 4 decimal places. 2

38. 35 Evaluate. Round to 4 decimal places. 1/2