Find the equation of the tangent plane

1. The problem statement, all variables and given/known data

Find the equation of the plane tangent to ##x^2+3y^2+6z^2=67## at the point ##(1, 2,3)##



2. Relevant equations

##w-w_0 = F_x(x-x_0) + F_y(y-y_0) + F_z(z-z_0) ##



3. The attempt at a solution

Using the above...



Find the equation of the tangent plane

Find the equation of the tangent plane