1.

`|{:(a-b,b-c,c-a),(x-y,y-z,z-x),(p-q,q-r,r-p):}|=`A. `a(x+y+z)+b(p+q+r)+c`B. 0C. `abc+xyz+pqr`D. इनमें से कोई नहीं

Answer» Correct Answer - B


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