Box-wad-of-paper Chapter 12 Exponents and Logarithms
Box-wad-of-paper
Agenda Get quiz back. Work review problems from the board. (Turn them in at the end of class.) Test tomorrow!!!!
1 Solve. 5 2x = 5 9x + 7 x = -1
2 Solve. x = -2, 5
3 Solve. x = 1 6
4 Solve. 2 7x = 800 x = ?
5 Solve. log x 512 = 3 x = 8
6 Solve. log 8 (3x - 6) = log 8 (9x + 23)
7 Solve. log 7 (x 2 - 5) = log 7 (59)
8 Solve. log 9 (x + 3) = log 9 2x x = ?
9 Solve. Round to 4 decimal places. 3 x = 72 x =
10 Solve. Round to 4 decimal places. 7 x = 23.4 x =
11 Solve. Round to 4 decimal places. 5 3x = 37 x =
12 Write in logarithmic form. 8 2 = 64 log 8 64 = 2
13 Write in logarithmic form. 9 3 = 729 log = 3
14 Write in logarithmic form.
15 Write in logarithmic form. 6 5 = 7776 log = 5
16 Write in exponential form.
17 Write in exponential form. log = = 1331
18 Write in exponential form. log = = 625
19 Write in exponential form.
20 Evaluate -4
21 Evaluate 2
22 Evaluate 4
23 Expand 2(log log 3 x) = 2log log 3 x log 3 (27x) 2
24 Expand log x – log 9
25 Condense
26 Condense
27 Evaluate. Round to 4 decimal places. log
28 log Evaluate. Round to 4 decimal places.
29 log Evaluate. Round to 4 decimal places.
30 log Evaluate. Round to 4 decimal places.