Find equations of the following. 5 2 (x − z) = 10arctan(yz), (1
+ π, 1, 1)
(a) the tangent plane Incorrect: Your answer is incorrect.
(b) parametric equations of the normal line to the given surface
at the specified point. (Enter your answer as a comma-separated
list of equations. Let x, y, and z be in terms of t.)