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Recent questions tagged telegram-2516

(chatquestion)...Let M be a 3x3 orthogonal matrix. Let A be the 2x2 matrix in the upper- left corner of M and let B the 1x1 matrix in the lower - right corner of M. Let M, be the 3x3 matrix whose first 2 columns are first 2 columns of M and whose remaining 1 columns is the last column of I3. Let M2 be the 3x3 matrix whose first 2 columns identical to l3 and the last 1 columns those of M. Which of the following is(are) correct? (A) MM, = M, (B) M'M, = M, %3D %3D (C) det(M,-|det(M, )| (D) det(A)| - |det(B)|

asked Jun 6, 2020 by balaji.thirumalai

1 answer

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