PDF chapter test TRY NOW

Determine whether the given set of points in each case are collinear or not.
 
\((a, -2)\), \((a, 3)\), \((a, 0)\)
 
Proof:
 
Let \(A\), \(B\) and \(C\) be the points taken in order.
 
\(AB\) \(=\)
 
\(BC\) \(=\)
 
\(CA\) \(=\)
 
 
The given points are .