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In order to work out 30% off something you can use two methods. I'll explain both.

Method one:

1. Work out 30% of the total price. This would be the same as working out 10% (dividing by 1...

First we need to be clear how to construct a proof by induction. It has two main parts, the base case and the inductive step. Let P(n) denote that the statement ...

The possessive pronoun is translated as 'my' 'your' 'his' 'their' etc in English, and can be easily confused with the personal pronoun in Latin - especially with regards to 'ego, me' etc (the personal pro...

Many organic molecules follow specific formulas to help identify them. For Alkanes this is: C_nH_2n+2 (n being the total number of carbon atoms). However, this is not the case with the...

the differential of cos(x) is -sin(x). the differential of cos(2x) is -2sin(2x). you can think of it as differentiating what is in the bracket and putting that in front of the -sin(2x). when differentiati...