Find x, if `[x-5-1][1 0 2 0 2 1 2 0 3][x4 1]=O` .

Find x, if [x-5-1][[1,0,20,2,12,0,3]]][[x41]]=O

Solve the matrix equations: [(x,-5,-1)][(1, 0, 2) ,( 0,2 ,1),( 2, 0, 3)][(x),(4),( 1)]=0 (iv) [2x 3][(1, 2),(-3, 0)][(x),(8)]=0

find x, if [x" "-5" "-1][{:(1,0,2),(0,2,1),(2,0,3):}][{:(x),(4),(1):}]=0

Find x and y, if 2[[1, 3],[ 0,x]]+[[y,0], [1, 2]]=[[5, 6],[ 1, 8]]

Find the value of | [ x , 2 , 1 ], [ 3 , 0 , 1 ] , [ 4 , -5 , 2 ] | = 0

If [x1][[1,0-2,0]]=O, find x

Find x and y , if 2[[1,3],[0,x]]+[[y,0],[1,2]]=[[5,6],[1,8]]

Find the value of x if |[1+x,1-x,1],[2,4+x,3],[-1,1,2]|=0

Let f(x)=x^2-5x+6 . Find f(A), if A=[[2,0,1],[2,1,3],[1,-1,0]]

If | [ x , 2 , 4 ] , [ 3 , -1 , 2 ] , [ 4, 5 , 1 ] | = 0 , find the value of x