Hello everyone, i just want to check to see if this derivative of the vector is right, I can't access maple and i don't have a ti-89 so i can't check!(adsbygoogle = window.adsbygoogle || []).push({});

here it is:

http://show.imagehosting.us/show/798939/0/nouser_798/T0_-1_798939.jpg

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# Did i take this derivative of the vector right?

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