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The diagram you show at the start is totally unintelligible and gives me not a clue where this is going. Poor presentation.....
THis is absolutely dire ..too much talking beside overly complicated diagrams.. You should watch Khan Academy videos....and learn something....
The diagram you show at the start is totally unintelligible and gives me not a clue where this is going. Poor presentation.....
THis is absolutely dire ..too much talking beside overly complicated diagrams.. You should watch Khan Academy videos....and learn something....