Problem 155. All your base are belong to us

Find the base b logarithm of the input decimal number x. Express the output as a decimal number. The first argument is the number x, and the second argument is the base b.

Examples

 logb(1024,2)    ---> 10
 logb(25,5)      --->  2
 logb(100000,10) --->  5
Solve

Solution Stats

68.48% Correct | 31.52% Incorrect
Last Solution submitted on Dec 07, 2025

Problem Comments

Solution Comments

Show comments

Problem Recent Solvers569

Suggested Problems

More from this Author23

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!