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Mathematics - Matrices Question with Solution | TestHub

MathematicsMatricesProduct of MatricesEasy2 minPYQ_2003

MathematicsEasysingle choice

If $A = [a b b a]$ and $A_{2} = [α β β α]$ , then

Options:

Answer:

C

Solution:

$A^{2} = [α β β α] = [a b b a] [a b b a]$ $α = a^{2} + b^{2}; β = 2 ab$

Stream:JEESubject:MathematicsTopic:MatricesSubtopic:Product of Matrices

⏱ 2mℹ️ Source: PYQ_2003

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