Answer:
−4x2 − 2xy + 5y2
Explanation:
-4×2-2xy+5y2
(6-5xy+2y2)-(14-3xy-3y2)
=6-5xy+2y2-14+3xy+3y2
=(6-14)+(-5xy+3xy)+(2y2+3y2)
=-4×2-2xy+5y2
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