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Brrunno [24]
2 years ago
5

8x^2+3xy+4y^2_12x^2+3xy-5y^2

Mathematics
2 answers:
antiseptic1488 [7]2 years ago
7 0

Answer:

- 4x² + 6xy - y²

Step-by-step explanation:

8x² + 3xy + 4y² - 12x² + 3xy - 5y² ← collect like terms

= (8x² - 12x² ) + (3xy + 3xy) + (4y² - 5y²)

= - 4x² + 6xy - y²

Zarrin [17]2 years ago
6 0

Answer:

8x^2+6xy-5y^2+8y_1^2x^2

Step-by-step explanation:

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