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
Related Maths A Level answers
All answers ▸Differentiate y=ln(2x^2) with respect to x
A man travels 360m along a straight road. He walks for the first 120m at 1.5ms-1, runs the next 180m at 4.5ms-1, and then walks the final 60m at 1.5ms-1. A women travels the same route, in the same time. At what time does the man overtake the women?
Differentiate y = (x^2 + 3)^2
What is a good method to go about sketching a polynomial?