/sci/ - Science & Math

Anonymous Sat Sep 9 14:48:50 2017 No.9158424 [View]
File: 13 KB, 465x124, maths.jpg [View same] [iqdb] [saucenao] [google]

>starting HNC in Electronics in two weeks
>tutor sends me some pre revision
>calculus and other shit
>mfw haven't done maths since GCSEs 8 years ago and never did calculus
>trying to learn how to do it involves me going back to algebra because I've forgotten, algebra involves fractions which again I can't remember how to do

I'm fucked, I have no problems learning but I need to learn a hell of a lot quickly.

I'm using Khan Academy which I like, but can you help me with this one? I keep getting 7 1/6 which is wrong and I don't know why.

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/sci/ - Science & Math

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