FInd the tangential and normal components of the acceleration.r(t) = (t - 7)i + (ln(sec t) - 1)j + 2k, -?/2 < t < ?/2
A. a = (cos t)T + (cos t)N
B. a = (csc t)T + (sec t)N
C. a = (sec t tan t)T + (sec t)N
D. a = (sec2 t)T + (cos t)N
Answer: C
Mathematics
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