Question

X + 2 y by x square + 4 x y + 4 y square

Answer 1

x + 2x^2y + 20 + 4y^2

Answer 2

x + 2y / x^2 + 4xy + 4y^2

= x + 2y / (x)^2 + 2 × x × 2y + (2y)^2

= x + 2y / (x + 2y)^2 [ By the formula:

a^2 + 2ab + b^2 = (a + b)^2]

= 1 / x + 2y ( Answer)