Question

Pls answer this question right if you know the answer to be marked the brainiest

Answer 1

Answer:

B option is the answer Am i Right

Answer 2

Step-by-step explanation:

y^2-x^2-(x^2-y^2)

y^2-x^2-x^2+y^2

2y^2-2x^2

taking -2 common,

-2(x^2+y^2)

option B is correct