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10 Nov 2019
How is the derivative of T(t) found in this homeworkproblem?
r(t) = ti + 1/2t2j, t = 2 r'(t) = i + tj T(t) = r'(t)/ r'(t) = i + tj/ T'(t) = -t/(t2 + 1)3/2i + 1/(t2 + 1)3/2j T'(2) = -2/53/2i + 1/53/2j N(2) = T'(2)/ T'(2) = 1/ (-2i + j) = -2 /5i + /5j
How is the derivative of T(t) found in this homeworkproblem?
r(t) = ti + 1/2t2j, t = 2 r'(t) = i + tj T(t) = r'(t)/ r'(t) = i + tj/ T'(t) = -t/(t2 + 1)3/2i + 1/(t2 + 1)3/2j T'(2) = -2/53/2i + 1/53/2j N(2) = T'(2)/ T'(2) = 1/ (-2i + j) = -2 /5i + /5j
Tod ThielLv2
24 Jan 2019
