Find the unit tangent vector T(t ) at the point with the given value of the parameter t. r(t) = (t2 - 2t,1 + 3t, 1/3t3 + 1/2t2), t = 2

Find the unit tangent vector T(t ) at the point with the given value o

1.	Find the unit tangent vector T(t ) at the point with the given value of the parameter t. r(t) = (t2 - 2t,1 + 3t, 1/3t3 + 1/2t2), t = 2
Answer» Find the unit tangent vector T(t ) at the point with the given value of the parameter t. r(t) = (t² - 2t,1 + 3t, 1/3t³+ 1/2t²), t = 2 Solution: