What is a logarithm?

In simple terms a log is asking what power do I need to raise the base to to get that answer.For example log232.In this case the "base" is 2.So what power do you have to raise 2 to, to get 32?The answer is 5 because 25=32.Therefore log232=5Another example log381=4 because 34=81.

JS
Answered by Janhvi S. Maths tutor

4504 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Prove that (1-cos2x)/sin(2x) = tan(x) where x ≠ nπ/2


A curve has equation y = 7 - 2x^5. a) Find dy/dx. b) Find an equation for the tangent to the curve at the point where x=1.


Find the inverse of the function g(x)=(4+3x)/(5-x)


Integrate 2x^5 + 7x^3 - (3/x^2)


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning