engineering recuitment HPCL Engineer Mock Test 2024 Production Engineering (Manufacturing) CAD/CAM Fundamentals of CAD
The transformation matrix for mirroring a point in x - y plane about the line y = x is given by:
1
\(\left[ {\begin{array}{*{20}{c}} 1&0\\ 0&{ - 1} \end{array}} \right]\)
2
\(\left[ {\begin{array}{*{20}{c}} { - 1}&0\\ 0&1 \end{array}} \right]\)
3
\(\left[ {\begin{array}{*{20}{c}} 0&1\\ 1&0 \end{array}} \right]\)
4
\(\left[ {\begin{array}{*{20}{c}} 0&{ - 1}\\ { - 1}&0 \end{array}} \right]\)