Question

subtract x²+2xy+y² from x²-2xy+y²​

Answer 1

Answer:

I didn't nothis answer sorry

Answer 2

Answer:

-4xy

Explanation:

x²- 2xy + y² - x² - 2xy - y²

Change the signs of the second term

Now we can cancel the x² terms and y² terms

-2xy - 2xy gives -4xy

Hope it helps