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Mathematics 9 Online
OpenStudy (anonymous):

Find the equation of the tangent line to the curve y = x^3 - 2 x+ 5 at the point (2,9).

OpenStudy (anonymous):

i got y-9=2(x-2) but the system marked me wrong

OpenStudy (anonymous):

How did you get 2 for the slope

OpenStudy (anonymous):

|dw:1379816447332:dw|i used this formual

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