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यदि A कोटि 2 को व्युत्क्रमणीय आव्यूह है तो det (A^-1) बराबर है (a) det (A)

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यदि A कोटि 2 को व्युत्क्रमणीय आव्यूह है तो det (A-1) बराबर है 

(a) det (A) 

(b) 1/(det(A))

(c) 1 

(d) 0

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⇒ det(A-1) = 1/(det(A)

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