Mystery log!
Algebra
Level
3
Log x to the base 5 is less than Log x to the base 25. Find the no. of natural values of x such that x is greater than or equal to 5 and less than or equal to 5^4.
621
619
No value
620
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1 solution
Log x to the base 5 is less than Log x to the base 25 is not possible according to the definition of Log. Actually the result of Log x to the base 5 or 25 means, "what should be the power of 5 or 25 to make it equal to x. For example, Let, X=25 Then, Log 25 to the base 5 is equal to 2 And log 25 to the base 25 is equal to 1.