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Which equation of motion should I use?

There's a handy trick for choosing which of the equations of motion, or SUVAT equations, you need to use given a set of terms – let’s call it the VUAST trick. For these kinds of questions, there are always 3...
BT
Answered by Ben T. Maths tutor
11712 Views

What is a Probability Mass Function (PMF)?

A Probability Mass Function is a function used to describe the liklihood of the outcome of a random event that has a finite number of possible outcomes. The domain is the range of possible outcomes of the ra...
DT
Answered by Deleted T. Maths tutor
6739 Views

How many ways are there to arrange n distinct objects in a CIRCLE?

We recall that the number of ways to order n distinct objects in a STRING is n! (n factorial, n.(n-1).(n-2)...2.1 Familiarity with this is prerequisites for tackling this question)We begin, as is best in any...
MB
Answered by Max B. Maths tutor
5985 Views

Integrate ln(e^x)

This kind of question demonstrates the fact that certain problems can be expressed in much simpler ways so they be easily solved. In this particular example the question can be simplified to "integrate ...
AT
Answered by Adam T. Maths tutor
15622 Views

Integrate x*ln(x)

This example provides us with a better understanding of how "Integration by parts" works. Building an extensive knowledge of Integral calculus requires a lot of work, but once the basics are fully ...
MM
Answered by Maximilian M. Maths tutor
7188 Views