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Matrices and Determinants question

2015 · Shift 1 · Q37
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  5. /2015 · Shift 1 · Q37

Matrices and Determinants question

2015 · Shift 1 · Q37

JEE AdvancedMathematicsMatrices and DeterminantsMultiple correct+4 / −2
Let X and Y be two arbitrary, 3 ×\times× 3, non-zero, skew-symmetric matrices and Z be an arbitrary 3 ×\times× 3, non-zero, symmetric matrix. Then which of the following matrices is(are) skew symmetric?
  1. A
    Y3Z4 −-− Z4Y3
  2. B
    X44 + Y44
  3. C
    X4Z3 −-− Z3X4
  4. D
    X23 + Y23
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