If `[2x3][1 2-3 0][x3]=O ,` find `x`

[[2x,3]][[1,2-3,0]][[x3]]=0

If [ (2x, 3)] [(1,2),(-3,0)][(x),(8)]=0 , find 'x'

If |[2x, x+3], [2(x+1), x+1]| = |[1, 5], [3, 3]| , find the value of x.

Find x if [[x,1]][[1,0],[-1,-3]][[x],[3]]=O

If [1" "x" "1][{:(1,2,3),(4,5,6),(3,2,5):}][{:(" "1),(-2),(" "3):}]=O, find x.

Find x if [xquad 1][[1,0-2,-3]][[x3]]=0

If |1xx^2xx^2 1x^2 1x|=, then find the value of |x^3-1 0x-x^4 0x-x^4x^3-1x-x^4x^3-1 0|

If A=[[1,3,2],[-1,2,0],[0,-1,1]] , then find a matrix X such that A^(2)-2A-X=0

If x^(2)+3x+1=0 then find x^(3)+(1)/(x^(3)),x^(4)+(1)/(x^(4)),x^(2)-(1)/(x^(2)),x^(2)+(1)/(x^(2))

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