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AP EAMCET201824 Apr 2018Evening ShiftMathematicsMatricesActual

Let 1, and ^2 be the cube roots of unity. If S is the set of all non-singular matrices of the form [ array rrr 1 & a & b & 1 & c ^2 & & 1 array ] where a, b, c , ^2 , then the number of elements in S is

Options

  1. A2
  2. B3
  3. C4
  4. D6

Correct answer

A. 2

Step-by-step solution

No solution. Refer to answer key.

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