Find the square roots of the following:
(i) `3-4sqrt(7)i`
(ii) `4+6sqrt(-5)`
(iii) `-2+2sqrt(3)i`.

Find the square root of the following : (i)sqrt(71)(ii)sqrt(61)

Find the square root of 7+4sqrt(3)

Find the square root of the following : (i) 3-4i (ii) 4+6isqrt(5) (iii) -i (iv) 8i (v) -7+24i (vi) -24- 10i

Find the square root of 4+4sqrt(3)i

Find the square root of -3+4sqrt(-7)

Rationalise the denominators of the following: (i) 1/(sqrt(7)) (ii) 1/(sqrt(7)-sqrt(6)) (iii) 1/(sqrt(5)+sqrt(2)) (iv) 1/(sqrt(7)-2)

Write the real and imaginary parts of the following (i) -2sqrt(2)i (ii) (-1)/(5)+(i)/(5) (iii) sqrt(3)+(sqrt(2))/(76)i

Write down the conjugate of each of the following : (i)" "(-5+sqrt(-1))" "(ii)" "(-6-sqrt(-3))" "(iii)" "i^(3)" "(iv)" "(4+5i)^(2)

Rationalise the denominators of the following : (i) (1)/(sqrt(7)) (ii) (1)/(sqrt(7)-sqrt(6)) (iii) (1)/(sqrt(5)+sqrt(2)) (iv) (1)/(sqrt(7)-2)

Express the following in polar form, (i) sqrt(3)-i (ii) -4+4sqrt(3)i .