Question

6. -2(x2 - y2 + xy) - 3(x² + y² - xy)​

Answer 1

Step-by-step explanation:

2(x2 - y2 + xy) - 3(x² + y² - xy

• $- 2x2 + 2y2 - 2xy - 3x2 - 3y2 + 3xy$
• $- 2x2 - 3x2 + 2y2 - 3y2 - 2xy + 3xy$
• $- 5x2 - y2 + xy$
• Note 2= square