If be the complex cube roor of unity and , then A70 is equal to
If A diag [d1, d2, d3], then An is equal to
If B is the inverse of A, the is
, the inverse of A is
and I is a unit matrix.
If a, b, c are in A.P. and then f’(x) is :
The set of equations
If x, y, z are integers in AP, lying between 1 and 9, and x51, y41 and z31 are three-digit numbers then the value of