Find the values of k for which the line `(k-3)x-(4-k^2)` `y+k^2-7k+6=0` is (a) Parallel to the x-axis, (b) Parallel to the y-axis, (c) Passing through the origin.

Explanation

Given `(k-3)x-(4-k^2)``y+k^2-7k+6=0`


(a) parallel to `x` axis


`:.` y=p where p is a constant


`:.` no `x` term


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