Multiply ( 3x² + 5y² ) by ( 5x² - 3y² )
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Answer:
15x⁴+16x²y²-15y⁴
Step-by-step explanation:
(3x²+5y²)×(5x²-3y²)
= 3x²×(5x²-3y²)+5y²×(5x²-3y²)
= (3x²×5x²)-(3x²×3y²)+(5y²×5x²)-(5y²×3y²)
= 15x⁴-9x²y²+25x²y²-15y⁴
= 15x⁴+16x²y²-15y⁴
Hope it helps you :)
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