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

4919 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Solve 2sec^2(x) = 3 + tan(x) for 0 < x <pi/2


Prove the identity (sin2x)/(1+(tanx)^2) = 2sinx(cosx)^3


How do you find the integral of 'x sin(2x) dx'?


Find the stationary points on the curve y = x^3 + 3x^2 - 9x - 4


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:

© 2026 by IXL Learning