Question: Find the unit normal vector N to at t 1974 r t t cos t The answer is not sqrt 3 3 sqrt 6 31

Find the unit normal vector N to at t 1974 r
t t cos t The answer is not sqrt 3 3 sqrt

Find the unit normal vector N to at t 1974 r t t cos t The answer is not sqrt 3 3 sqrt 6 31 have tried this already

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