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amid [387]
3 years ago
15

What is (9x^4-x^2y^2-5y^4)-(3x^4+2x^2y^2-7y^4)

Mathematics
1 answer:
g100num [7]3 years ago
8 0
(9x⁴ - x²y² - 5y⁴<span>) - (3x</span>⁴ + 2x²y² - 7y⁴<span>)
</span>9x⁴ - x²y² - 5y⁴ - 3x⁴ - 2x²y² + 7y⁴
6x⁴ - 3x²y² + 2y⁴
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