Find the curve s unit tangent vector Also find the length of

Last updated: 8/3/2023

Find the curve s unit tangent vector Also find the length of the indicated portion of the curve TU r t 3 cos t j 3 sin t k Osts Osts Find the curve s unit tangent vector T t j k Type exact answers using radicals as needed The length of the curve is Type an exact answer using as needed