(3) If `[[k+4,-1],[3,k-6]]=[[a,-1],[3,-4]]` ,then find the value of `a` .

If [[1,2],[3,4]] [[3,1],[2,5]]=[[7,11],[k,23]], then write the value of k.

If A=[[1, 2],[ 4, 2]], then find the value of k if |2A|=k\ |A|

If A=[[2,4],[-1,k]] and A^2=0 , rhen find the value of k

If A=[{:(0,2),(3,-4):}] and k A =[{:(0,3a),(2b,24):}], then find the value of b-a-k.

If k+3, 5k-1 and 3k+2 are in A.P., find the value of k.

If A=[(2, 3),(5,-2)] be such that A^(-1)=k\ A , then find the value of k .

[(1,3),(-2,4)]+[(11,5),(-6,12)]=K[(3,2),(J,M)] . Find the value of K+J+M.

If A A=[[3,-2],[ 4,-2]] and I=[[1, 0],[ 0, 1]] , find k so that A^2=k A-2I .

If the lines (x-1)/2=(y+1)/3=(z-1)/4 and (x-3)/1=(y-k)/2=z/1 intersect, then find the value of k .

Evaluate, lim_(x to 1) (x^(4)-1)/(x-1)=lim_(x to k) (x^(3)-k^(3))/(x^(2)-k^(2)) , then find the value of k.