Check Answer Save Answer format a b c A direction vector A vector perpendicular to the line A point on the line Step By Step Example Find the point associated with x y 2 3 on the surface generated by x y z where z f x y 2 3 22 Check Answer Save O Step By Step Example Answer format a b c Live Help For fixed y 3 the tangent vector direction vector is given by the derivative of x y f x y with respect to x find the 1 0 16 Congratulations your answer is correct and saved Check Answer Save Step By Step Example Live Help Live Help What is the equation of the tangent line to the trace of y 3 2 1 3 22 16t Answer format a bt c dt e ft where a b c d e and f are constants and is the parameter