Question

What should be added to 2x²+xy+2y² to obtain 3x²+5xy

Answer 1

Answer:

(x² + 4xy - 2y²) is your answer..

Step-by-step explanation:

(2x² + xy + 2y²) + X = 3x² + 5xy

X = (3x² + 5xy) - (2x² + xy + 2y²)

X = x² + 4xy - 2y²

Hope it will help you...

Answer 2

Answer:

what should added to 2y² and get10y ²