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Question 1 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
After reading this text and / or viewing the video tutorial on this topic you should be able to: explain what is meant by a logarithm. state and use the laws of logarithms. solve simple equations requiring the use of logarithms.
Logarithms - Past Edexcel Exam Questions. 1. (Question 7 - C2 May 2018) (i) Find the value of y for which. 1:01y 1 = 500: Give your answer to 2 decimal places. (ii) Given that. 2 log 4(3x + 5) = log 4(3x 3 + 8) + 1; x > 5. (a) show that. 9x2 + 18x. 7 = 0: (b) Hence solve the equation.
IB Questionbank. Logs practice. [48 marks] 1. Solve the equation 2 ln x = ln 9 + 4 . Give your answer in the form. x = peq where p, q ∈ Z+ . [5 marks] 3. Solve the equation log3 √x = 1 + log3(4x3) , where x > 0 . 2log23. [5 marks] ( )= log ( − 4) > 4 > 0. Let f(x)= a log3(x − 4) , for x > 4 , where a > 0 . Point A(13,7) lies on the graph of f . 3a.
Vanier College Sec V Mathematics Department of Mathematics 201-015-50 Worksheet: Logarithmic Function 1. Find the value of y. (1) log 5 25 = y (2) log 3 1 = y (3) log 16 4 = y (4) log 2 1 8 = y (5) log
Express the equation in exponential form and solve the resulting exponential equation. Simplify the expressions in the equation by using the laws of logarithms. Represent the sums or differences of logs as single logarithms. Square all logarithmic expressions and solve the resulting quadratic equation. ____ 13.
The document was created by T. Madas and provides a full exam on logarithmic concepts and skills. This document contains 27 multiple choice questions about logarithms. The questions cover topics like simplifying logarithmic expressions, solving logarithmic equations, and modeling exponential growth.
