Subtract
14x2 + 15y2 from 12x2 + 9xy + 11y2
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Answer:
9xy - 15y^2 - 2x^2
Step-by-step explanation:
12x^2 + 9xy + 11y2 - (14x^2 + 15y^2)
= 12x^2 + 9xy + 11y2 - (14x^2 - 15y^2)
= 9xy - 15y^2 - 2x^2
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