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13.2 homework - math224

# 13.2 homework - math224 - Math 224 Calculus III Name 13.2...

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Math 224 – Calculus III Name: 13.2 Homework – Please show all work on this sheet, partial credit is available. 1. ( 3 pts each) Given the position vector ( ) ,2cos3 ,2sin 4 t t e t t r (a) Find the velocity vector () t r (b) Find the acceleration vector t r 2. (3 pts) Find the unit tangent vector to ( ) 2sin ,2cos ,tan t t t t r when /4 t 3. (3 pts) Evaluate the integral:

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13.2 homework - math224 - Math 224 Calculus III Name 13.2...

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