Vector "tricks"

Yesterday Mr.Max showed us some Vector templates.
To open them you have to first open Euklid, then get to the "stuff you can use on your exam" folder.
In that folder there are 2 templates, one is the Triangle Method, and the other is the Parallelogram Method.
For each method you can move the 2 vectors to where they are supposed to go and to what length to calculate the resultant vector.

Personal Finance-Tricks

Tricks:
There are some tricks you can use on the calculator to help you do a certain part in a question. You can find these in the applications part of the calculator. They have a weird E looking symbol in front of the first 3 letters of the function.

Sum of Interest-Gives you the total interest paid between 2 points in time

Sum of Principal-Gives you the total amount paid on the principal between 2 points in time

Balance-Gives you the balance at one point in time.