If the square root of x^2/y^2 + y^2/x^2 + 1/2i (y/x + x/y) + 31/16 is

Question

If the square root of \(\frac{x^2}{y^2} + \frac{y^2}{x^2}+ \frac1{2i} (\frac yx + \frac xy) + \frac {31}{16} \) is \(\pm(\frac xy + \frac yx - \frac im)\), then m is

a. 2

b. 3

c. 4

d. none of these

Answer 1

Correct option is c. 4