Find an equation of the plane tangent to the following surface at the given point. xy+yz+sz 55 20; {2,2,2} {:;s The equation of the tangent plane at {2.2.2} is D = [L Find the equation of the plane tangent to the fullnwing surface at the given points. x2 +312 22 42=n; H.314) and {3, ?,4} E} The equation of the tangent plane at 0.3.4} is = U. Find an equation of the plane tangent to the following surface at the given point 2:5 3x2 3y2; {3,4, 40) z = [13.4)