If `(a-ib)(3+5i)` is the conjugate of `-6-24i` then the values of `(a, b)` is

Find the conjugate of 1/(3-5i)

Find the conjugate of 1/(2-5i)

Find the conjugate of 1/(2 +5i)

Find the conjugate of i/(3+5i)

Find the conjugate of (3+i)/(2+5i)

Find the complex conjugate of 2+5i

Find the complex conjugate of -3i-5

(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.