the logarithms of any number to itself as base is???? (a) 1 (b) 0 (c) -1 (d) 10
Answers
Step-by-step explanation:
the logrithm of any number to itsel as base is
Answer:
(a) 1
Step-by-step explanation:
Concept= Logarithm
Given= Log of a number
To Find= Same Base of log value
Explanation=
Logarithm is an alternative way of writing exponents.
Logarithm is just opposite function of exponential function.
Example: 10²=100 and ㏒₁₀100 = 10
In logarithm we can express aⁿ= x as ㏒ₐx=n
Therefore ㏒ₐa =1
So now if replace a by any number the value will be same.
Example: ㏒₂2=1, ㏒₁₀ 10= 1
So we get to know that if the same is same as the number the resulting value is always equal to 1.
Therefore option (a) 1 is correct.
The rest options are not correct because with same base value cannot be 0 and there is no negative value in logarithms.
Value 10 will not come with the same base.
Therefore option (a) is correct.
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