HW07-solutions - huynh(lth436 HW07 meth(91845 This print-out should have 11 questions Multiple-choice questions may continue on the next column or page

HW07-solutions - huynh(lth436 HW07 meth(91845 This...

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huynh (lth436) – HW07 – meth – (91845) 1 This print-out should have 11 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0points 002 10.0points Find the arc length of the curve r ( t ) = (4 + 2 t ) i + e t j + (3 + e t ) k between r (0) and r (8). 10.0points Find the unit tangent vector T ( t ) to the graph of the vector function r ( t ) = ( 4 sin t, +3 t, 4 cos t ) .

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