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To do this, we will only consider the direction vectors of each line. That is to say, the vector 'attached' to our λ and μ terms (which are called scalar parameters).We will do this because the angle betw...

Use the number of marks as a guide - if the paper is worth 80 marks and you're given 1.5 hours, I'd allocate 1 minute per mark which would give you 10 minutes (or more if you're quick) to check over your ...

As we appreciate the rule 1: gradient of line PQ multiplied by the gradient of the line perpendicular to it equals -1. Formula: m x mn=-1We use this to find the gradient of line PQ:Firstly, we find the gr...

The author, J B Priestley, creates a sense of tension in this extract from the play 'An Inspector Calls' in a number of different ways. First, the author creates a sense of pressure and anticipation by us...

The presentation element of the Extended Project Qualification (EPQ) is a great opportunity to pick up marks and finish your project nicely. Preparing for this aspect of the EPQ well will help you both de...