Find x and y if: (i)(x+iy)+(7-5i)=9+4i

Find the real values of x and y,quad if :(x+iy)(2-3i)=4+i

(a) Write the conjugates of the following: (i) 3+i (ii) 3-i (iii) -sqrt(5)-sqrt(7)i (iv) -sqrt(5)i (v) (4)/(5) (vi) 49-(i)/(7) (vii) (1-i)/(1+i) (viii) (1+i)^(2) (ix) (2+5i)^(2) (x) (-2-(1)/(3)i)^(3) (b) Find the real number x and y if: (i) (x-iy)(3+5i) is the conjugate of -6-24 i (ii) -3+ix^(2)y and x^(2)+y+4i are congugate of each other.

Find real number x and y if (x-iy)(4 + 7i) is the conjugate of 29-2i.

Finid the vlues of x and y if: (i) (x+iy)(1+i)=1-i (ii) ((1+i)x-2i)/(3+i)+((2-3i)y+i)/(3-i)=i , where i=sqrt(-1) .

Find the real numbers x and y, if (x-iy)(3+5i) is the conjugate of -6-24i

Find the values of 'x' and 'y' if: (i) 3x+(2x-y)i=6-3i (ii) 3x+5iy=5i (iii) 4x+i(3x-y)=3+i(-6) (iv) ((3)/(sqrt(5))x-5)+2sqrt(5)yi=sqrt(2) .

Find the values of x and y : (i) x+3i=6-9iy (ii) (x+iy)-(3-2i)=5+i (iii) i=x+2yi (iv) 4x+i(x-y)=2-5i (v) (x+2iy)(2-i)^(2)=10(1-i)

Find the real value of x and y if ((1+i)x-2i)/(3+i)+((2-3i)y+i)/(3-i)=i