If P is a 3×3 orthogonal matrix α,β,γ are the angles made by a st – InterviewSolution

1.	If P is a 3×3 orthogonal matrix α,β,γ are the angles made by a straight line OX, OY, OZ and A=⎡⎢⎣sin2αsinαsinβsinαsinγsinαsinβsin2βsinβsinγsinαsinγsinβsinγsin2γ⎤⎥⎦&Q=PTAP. If PQ6PT=KA then k is
Answer» If P is a 3×3 orthogonal matrix α,β,γ are the angles made by a straight line OX, OY, OZ and A=⎡⎢⎣sin2αsinαsinβsinαsinγsinαsinβsin2βsinβsinγsinαsinγsinβsinγsin2γ⎤⎥⎦&Q=PTAP. If PQ6PT=KA then k is

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