find the product ( 5x²-2y²) × (y²+xy³-8x) =
Answers
Answered by
2
Answer:
( 5x²-2y²) × (y²+xy³-8x)
5x²y² + 5x³y³ - 40x³ - 2y⁴ - 2xy⁵ + 16xy²
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Answered by
5
Step-by-step explanation:
Answer:
- 2x² + 2xy + 5y²
Step-by-step explanation:
(3x²- xy - 2y²) - (5x²- 3xy - 7y²)
= 3x²- xy - 2y² - 5x² + 3xy + 7y² [Open Brackets]
= 3x² - 5x² - xy + 3xy - 2y² + 7y²
= - 2x² + 2xy + 5y²
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