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**Hannibal lecter****Member**- Registered: 2016-02-11
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f(t) = x^2 The slope of the graph of y = f(t) is negative ( or negative velocity ) for x < 0 and positive (or positive velocity) for x > 0.

please explain how is that? please without giving me the derivatives because I want a simple example or graph without derivative

*Last edited by Hannibal lecter (2019-10-19 10:34:43)*

Wisdom is a tree which grows in the heart and fruits on the tongue

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