If `3ix^2y` and `x^2+y+4i` are conjugate complex numbers then `x^2+y^2=` (i)`1` (ii)`2` (iii)`3` (iv)`4`

If -3+ix^2y and x^(2)+y+4i are conjugate complex numbers , then x =

If 3+i x^(2) y and x^(2)+y+4 i are conjugate complex numbers then x^(2)+y=

If x,y in R and x^2+y+4i and -3+x^2yi are conjugates to each other, then (abs(x)+abs(y))^2 =

If x,y are and (3+ix^(2)y) is conjugate of the complex quantity (x^(2)+y+i4) , find x and y.

The number of solutions of the equations 2x - 3y = 5, x+2y=7 is (i) 1 (ii)2 (iii)4 (iv) 0

If x and y are complex numbers,then the system of equations (1+i)x+(1-i)y=1,2ix+2y=1+i has Unique solution No solution Infinite number of solutions None of these

The length of latus rectum of the ellipse 3x^(2) + y^(2) = 12 is (i) 4 (ii) 3 (iii) 8 (iv) (4)/(sqrt(3))

Show that the points (i) (4,-2) and (3,-6) are conjugate with respect to the circle x^(2)+y^(2)-24=0 (ii) (-6,1) and (2,3) are conjugate with respect to the circle x^(2)+y^(2)-2x+2y+1=0

Show that the points (i) (4,-2) and (3,-6) are conjugate with respect to the circle x^(2)+y^(2)-24=0 (ii) (-6,1) and (2,3) are conjugate with respect to the circle x^(2)+y^(2)-2x+2y=1=0