DeterminantEasy
Question
If ᐃ = 
and A2, B2, C2 are respectively co factors of a2, b2, c2 then a1A2 + b1B2 + c1C2 is equal to -
and A2, B2, C2 are respectively co factors of a2, b2, c2 then a1A2 + b1B2 + c1C2 is equal to -Options
A.− ᐃ
B.0
C.ᐃ
D.None of these
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