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Why is the log of 1 equal to 0?

Updated: 4/28/2022
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The log is the answer to the question, "To what power must I raise a number (the base) to obtain a certain other number?" In this case (assuming a base 10), you are looking for the solution to the equation 10x = 1. The answer, of course, is x = 0.

The reason it is "of course" is because 10x divided by 10x ie 1, is found by subtracting the powers (which are logarithms) to give 100

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Q: Why is the log of 1 equal to 0?
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How do you isolate x in this equation 1 equals leftbracket 1 plus x right bracket exponent 5?

with something called logarithms. So 1 = (1 + x)^5 log 1 = log ((1+x)^5) log 1 = 5 x log (1 +x) but log 1 = 0 therefore 0 = 5 x log(1+x) divide both sides by 5 and you get 0 = log (1+x) we know that log 1 = 0, therefore 1+ x = 1 and so x = 0


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the definition of log N = X is 10 to the X power =N for log 0 we have 10 to the x power = 0 The solution for x is that x is very large (infinite) and negative, that is, minus infinity As N gets smaller and smaller, log N approaches minus infinity log 1 = 0 log .1 = -1 log .001 = -3 log .000001 = -6 log 0 = -infinity


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acording to me the value is 0 because the value of log 1 at any base is always 0.


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Here are a few, note x>0 and y>0 and a&b not = 1 * log (xy) = log(x) + log(y) * log(x/y) = log(x) - log(y) * loga(x) = logb(x)*loga(b) * logb(bn) = n * log(xa) = a*log(x) * logb(b) = 1 * logb(1) = 0


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The pH is define in the following way: pH = -log [H+] What that means is the pH is the negative of the base 10 logarithm of the concentration of hydrogen ions in the solution. So, if you have a pH = 0, that means that the concentration of H+ is equal to 1 molar, because -log(1) = 0. If you have a 1 M solution of any strong acid, the pH will be equal to zero.


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