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Question
Find the number of solutions of log10x–x=0.
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Find the number of solutions of log10x–x=0.
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Solution
Let:f(x)=log10x and g(x)=x;which could be shown as;
From above figure,it is clear they intersect at one points,therefore 1 solution.
Let:f(x)=log10x and g(x)=x;which could be shown as;
From above figure,it is clear they intersect at one points,therefore 1 solution.
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