Question

The square of the difference of two numbers equals the sum of their squares less twice their products.

Answer 1

(x-y)^2 = (xy)^2 - (x^2 + y^2)

Answer 2

Translate this almost literally word by word:

The square of: ()^2
The difference of 2 numbers: x-y
Equals: =
the sum of their squares: x^2 + y^2
less twice their products: -2xy

So (x-y)^2 = x^2 + y^2 -2xy

Answer 3

Thks

Answer 4

kumarsajan's answer is incorrect I believe