Find the value of `x` If `|[2,3,4],[-4,x,-8],[5,6,7]|=0`

(x) find the value of the determinant |[1,2,5],[2,4,6],[3,6,7]|

Write the value of the determinant |[2, 3, 4],[ 5, 6, 8],[ 6x,9x, 12 x]|

Write the value of the determinant |[2, 3, 4], [5, 6, 8], [6x,9x,12x]| .

Write the value of the determinant |[2, 3, 4],[ 5, 6 ,8],[ 6x,9x, 12 x]|

Find the value of the determinant = |(2, 3, 4),( 5, 6, 8),( 6x,9x ,12 x)|

Find the value of the determinant = |(2, 3, 4) ,(5, 6, 8),( 6x,9x, 12 x)| .

Find the values of x, if (i) |{:(2,4),(5,1):}|=|{:(2x,4),(6,x):}| (ii) |{:(2,3),(4,5):}|=|{:(x,3),(2x,5):}|

Find the value of 'x' and 'y' if : 2[(x,7),(9,y-5)]+[(6,-7),(4,5)]=[(10,7),(22,15)]

Find all values of x for which |{:(2,-1,4),(3,0,5),(4,1,6):}|=|{:(x,4),(5,x):}| .

value of |(2,3,4),(5,6,8),(6x,9x,12x)|