1.

If the matrix A=⎡⎢⎣0−21ba4c−40⎤⎥⎦ is skew-symmetric, then the values of a+b+c is (a) 1 (b) −1 (c) 0 (d) 2

Answer» If the matrix A=021ba4c40 is skew-symmetric, then the values of a+b+c is

(a) 1 (b) 1
(c) 0 (d) 2


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