Q 1782080837.     If `P(x) = [ (cos x, sin x) ,(-sin x, cos x) ]` then show that `P(x) * P(y) = P (x + y) = P(y) * P(x)`.

NCERT Exemplar 03/46/SAT
0
Success Rate: NAN %
Sr. No.SubjectTagCorrectRecorded Answer