SOLUTION: If log 2 =0.301,log 3=0.477and log5=0. 699 Find log 6 Find log 15

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Question 1160627: If log 2 =0.301,log 3=0.477and log5=0. 699
Find log 6
Find log 15

Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
Doing one of them. You do the other.

log%28%2815%29%29
log%28%283%2A5%29%29
log%28%283%29%29%2Blog%28%285%29%29
0.477%2B0.699
1.176

Answer by ikleyn(52817) About Me  (Show Source):
You can put this solution on YOUR website!
.

log(6) = log(2*3) = log(2) + log(3) = 0.301 + 0.477 = 0.778.


Do log(15) by the same way.

Solved.

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On logarithms and their properties,  see these introductory lessons
    - WHAT IS the logarithm
    - Properties of the logarithm
    - Change of Base Formula for logarithms
    - Evaluate logarithms without using a calculator (*)
    - Simplifying expressions with logarithms
    - Solving logarithmic equations
in this site.

Pay special attention to the lesson marked (*) in the list, since it is close to your problem.

Also,  you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Logarithms".


Save the link to this online textbook together with its description

Free of charge online textbook in ALGEBRA-I
https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson

to your archive and use it when it is needed.