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Mathematics 20 Online
OpenStudy (anonymous):

Find ALL of the critical numbers for f(x) = 2(9-x^2)^(1/2) show work please

OpenStudy (anonymous):

We have to find the derivative of course. y'=(9-x^2)^(-|dw:1322746193840:dw|1/2)*(-2x) Lets simplfy this, i will use the drawing to tool:

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