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Basic Mathematics Grade11 Chapter05 Lesson 2: Tone Line and function graph
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Basic Mathematics Grade11 Chapter05 Lesson 2: Functional stability direction
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Basic Mathematics Grade11 Chapter05 Lesson 2: Maximum relative and minimum relative of functions
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Basic Mathematics Grade11 Chapter05 Lesson 2: Turning point of the curve and straight speed
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Basic Mathematics Grade11 Chapter05 Lesson 3: Polynomial function 3rd degree (Part1)