Question

5. Subtract :
(i) x² + y2 from 5x2 – 3y2​

Answer 1

Answer:

-4y²-x²+10 is the correct answer

Answer 2

Given ,

to subtract x² + y² from 5x² - 3y²

Soln. :- 5x² - 3y² - (x² + y²)

= 5x² - 3y² - x² - y ²

= 4x² - 4y²

Answer :- 4x² - 4y²

Answer on factorising :- 4x² - 4y²

= 4 ( x² - y² )

= 4 [ (x)² - (y)² ]

= 4 ( x - y ) ( x + y )

Here's the required answer to your question