1.

The inverse of [(- cosθ,sinθ),(-sinθ,cosθ)] is (a) [(- cosθ,sinθ),(-sinθ,cosθ)](b) [(cosθ,sinθ),(-sinθ,cosθ)](c) [(cosθ,-sinθ),(sinθ,- cosθ)](d) None of these 

Answer»

Answer is (b) [(cosθ,sinθ),(-sinθ,cosθ)]



Discussion

No Comment Found

Related InterviewSolutions