Find x,If`|(8,3,-2),(5,6,x),(18,15,10)|=0`

Without expanding evaluate the following determinants. |(2,3,4),(5,6,8),(6x,9x,12x)|

Find x,y if [2,0,3]{3[[6,3],[-1,2],[5,4]]+2[[-4,-1],[1,0],[-3,-4]]}=[x,y]

Find x and y, If [2,0,3]{3[[6,3],[-1,2],[5,4]]+2[[-4,-4],[1,0],[-3,4]]}=[x,y]

The median of the given data. 6, 8, 9, 15, x, x +1 , 21, 22, 25, 29 is 17.5. Find the value of x.

Find the inverse of the following matrices by using Column Transformations: [[-7,-6,-2],[-18,16,5],[-10,9,3]]

Find x and y,if [[2x+y,-1,1],[3,4y,4]]+[[-1,6,4],[3,0,3]]=[[3,5,5],[6,18,7]]

Find x and y,if [[2x+1,-1,1],[2,4y,4]]+[[-1,6,4],[3,0,3]]=[[3,5,3],[6,18,7]]