3 and 4 .Determinants and Matrices
normal

$AB = 0$, यदि और केवल यदि

A

$A \ne O,B = O$

B

$A = O,B \ne O$

C

$A = O$  तथा  $B = O$

D

इनमें से कोई नहीं

Solution

चूँकि $AB = O$,यदि $A \ne O$ तथा $B \ne O$.

Standard 12
Mathematics

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