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

Find the square of : x -2 y + 1

Find the square root of the following: x^2/y^2+y^2/x^2-1/i (x/y-y/x)-9/4

Find the square of : (i) 3x + (2)/(y)

Find the linear factors of 2x^2-y^2-x+x y+2y-1.

Find the product: (x+y)(x-y)(x^2+y^2)

If x^2+y^2=x^2y^2 then find the range of (5x+12 y+7x y)/(x y) .

If x^2+y^2=x^2y^2 then find the range of (5x+12 y+7x y)/(x y) .

Find the compounded ratio of: (x+y): (x-y), (x^(2) + y^(2)): (x+y)^(2) and (x^(2)-y^(2))^(2): (x^(4)-y^(4))

Find the products: (i) (2x+y)(2x-y)(4x^2+y^2) (ii) (x-y/5-1)\ (x+y/5+1)

Find the products: (4x-5y)(16 x^2+20 x y+25 y^2)