This diagram shows a tangent TA with chord AB parallel to chord PQ.«

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Q: for the follawing , find the unit tangent vector: parameterized curve rit) =<2 sint) , 2 cos lt),5…

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Q: EVawate Fy (Y,y) q Jylx,y) at the indicated point. fir.y)= In (ry) at (-2,-3)

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