This video is all about completing the square and forms part of the higher level playlist of the same name. I've also added to the playlist on GCSE higher revision.
The question is likely to be around level 4 - 6, and there's usually only a few marks available.
Write in the form a(x + p)squared + q
xsquared + 6x - 4
I hope the video helps and please do leave a comment - thanks!
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