Question

8. 4x2 - 7 xy + 4y2-3,5 +6y2 - 8xy + x² +6 - 2xy + 2x² - 5y?​

Answer 1

Answer:

+ 17q

(8) 4x2 – 7xy + 4y2 – 3, 5 + 6y2 – 8xy + x2 and 6 – 2xy + 2x2 – 5y2.

= 4x2 – 7xy + 4y2 – 3 + 5 + 6y2 – 8xy + x2 + 6 – 2xy + 2x2 – 5y2

= 7x2 – 17xy + 5y2 + 8