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Simplify each of the following logarithmic expressions, giving the final answer as a single logarithm. a) log 7 log 22 2+ b) log 20 log 42 2− c) 3log 2 log 85 5+ d) 2log 8 5log 26 6− e) log 8 log 5 log 0.510 10 10+ − log 142, log 52, log 645, log 26, log 8010
Given that log 2 = x, log 3 = y and log 7 = z, express the following expressions in terms of x, y, and z. (1) log 12 (2) log 200. 14. (3) log (4) log 0:3. 3. (5) log 1:5 (6) log 10:5 6000. (7) log 15 (8) log. 7.
To test comprehension and provide varied question formats, some worksheets include multiple-choice questions alongside short-answer problems. This variety ensures students can practice logarithmic concepts in multiple contexts, improving both accuracy and speed.
Expand the following logarithms. Use either the power rule, product rule or quotient rule. 1. log2(95) = __________. 3. log. 19 . 5 2 = __________. 5. log3(xy) = __________. 7. log3(5y) = __________. 2. log2(21) = __________.
4 Free worksheets with answer keys on logarithms. Each one has model problems worked out step by step, practice problems and challenge proglems.
Free 29 question Worksheet (pdf) with answer key on the properties of logarithms (product,quotient and power rules)
Condense each expression to a single logarithm. 5) 25ln5 - 5ln11 ln 525 115 6) 5lnx + 6lny ln (y6x5) 7) ln5 2 + ln6 2 + ln7 2 ln210 8) 20lna - 4lnb ln a20 b4 Use a calculator to approximate each to the nearest thousandth. 9) ln39 3.664 10) ln2.2 0.788 11) ln21 3.045 12) ln3.4 1.224 Solve each equation.Round your final answer to the nearest ...