could anyone please tell me how to differentiate those equation;

r(t) = ln (t^2 + 1)i + (t - 2 tan^-1 t)j + 2 (surd2) k

i note that to differentiate ln (t^2 + 1)i = 1/t^2 +1 . (2t) how bout j?

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- June 17th 2008, 09:18 AMnoobanalysis vector
could anyone please tell me how to differentiate those equation;

r(t) = ln (t^2 + 1)i + (t - 2 tan^-1 t)j + 2 (surd2) k

i note that to differentiate ln (t^2 + 1)i = 1/t^2 +1 . (2t) how bout j? - June 17th 2008, 09:26 AMSoroban
Hello, noob!

Have your forgotten your differentiation formulas?

Quote:

Could anyone please tell me how to differentiate this equation?

. .

- June 17th 2008, 09:35 AMnoob
- June 17th 2008, 09:39 AMTheEmptySet
- June 17th 2008, 09:51 AMnoob
- June 17th 2008, 09:52 AMnoob