If `|[6i,-3i,1],[ 4, 3i,-1],[ 20, 3,i]|=x+i y ,` then a.`x=3,y=1` b. `x=1,y=3` c. `x=0,y=3` d. `x=0,y=0`

If det|6i -3i 1 4 3i-1 20 3 i|=x+i y , then a. x=3,y=1 b. x=1,y=3 c. x=0,y=3 d. x=0,y=0

x+iy=|[6i,-3i,1],[4,3i,-1],[20,3,i]| , find x and y.

|(3,-3i,x),(4,y,i),(0,2i,-i)|=18+11i is true of (A) x=1,y=2 (B) x=1,y=-1 (C) x=-1,y=1 (D) x=0,y=3

The real values of xa n dy for which the following equation is satisfied: ((1+i)(x-2i))/(3+i)+((2-3i)(y+i))/(3-i)=i x=3,y=1 b. x=3, y=-1 c. x=-3,y=1 d. x=-3,y=-1

|{:("6i " "-3i " "1" ),("4 " " 3i" " -1"),("20 " "3 " " i"):}| =x+iy then

If x=2i, y=-4, z=3i, and i=sqrt(-1) , then sqrt(x^(3)yz)=

Find (x+y)-:(x-y), if (i) x=2/3, y=3/2 (ii) x=2/5, y=1/2 (iii) x=5/4, y=(-1)/3

[0.2x+0.3y=1.3],[0.4x+0.5y=2.3]

If (1+2i) (2+3i)(3+4i)=x+iy,x,y in R then x^(2)+y^(2) is

If A=1/3[(1,2,2),(2,1,-2),(x,2,y)] satisfies A^T A=I , then x+y= (a) 3 (b) 0 (c) -3 (d) 1