Arithmetic Sequenceshard
0:00.0

Let the entries of a 3times33 \\times 3 matrix MM be: M = \\begin{pmatrix} a & a+d & a+2d \\ a+3d & a+4d & a+5d \\ a+6d & a+7d & a+8d \\end{pmatrix} where aa and dd are real numbers. Find the determinant of matrix MM.