If `[[1,2],[3,1]][[x],[y]] = [[5],[5]]`, then value of x+y is
(A) 4 (B) 2 (C) 0 (D) 3

If [(2x+y,0),(5,x)] = [(5,0),(5,3)] then y is equal to (a) 1 (b) 3 (c) 2 (d) -1

Let x , y be two variables and x >0, x y=1 , then minimum value of x+y is (a) 1 (b) 2 (c) 2 1/2 (d) 3 1/3

if [[x,2x,-3],[5,y,2],[1,-1,z]] [[3,-1,2],[4,2,5],[2,0,3]]=[[5,3,3],[19,-5,16],[1,-3,0]] then the values of x,y,z is

If the angle theta between the line (x+1)/1=(y-1)/2=(z-2)/2 and the plane 2x-y+sqrt(pz)+4=0 is such that sintheta=1/3 , then the values of p is (A) 0 (B) 1/3 (C) 2/3 (D) 5/3

If x!=y!=za n d|[x,x^2, 1+x^3],[y ,y^2 ,1+y^3],[z, z^2, 1+z^3]|=0, then the value of x y z is a.1 b. 2 c. -1 d. 2

If the angle theta between the line (x+1)/1=(y-1)/2=(z-2)/2 and the plane 2x-y+sqrt(lamda)z+4=0 is such that sintheta=1/3 then the value of lamda is (A) -4/3 (B) 4/3 (C) -3/5 (D) 5/3

The value of (x , y) if 5^(x) + 3^(y) = 8,5^(x-1) + 3^(y-1) = 2 is :