Question

2) 2x2 + xy - y?, -x2 + 2xy + 3y2 and 3x2 – 10xy + 4y2
3) a2 - ab + bc, 2ab + bc - 2a2 and - 3bc + 3a2 + ab
Find the sum
pls answer fast it's urgent ​

Answer 1

Answer:

noseblid hhhhhhhhaaaaaaa