AQA Core 4 7.05a The Scalar Product (Dot Product) / How to find the angle between two lines

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i watched all your videos in 2 days and i feel much more confident thanks

ElCapoo
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I have some time this week, are there any you'd particularly like?

TLMaths
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Will there be any further Core 4 revision video's uploaded in time for the June 2014 exam?

djdindin
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Hi Jack, would you not have to do the inverse cos of 65 degrees at the end?

danielsnoad