somebody plz help plz plzz plzz
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Step-by-step explanation:
to know the excess, subtract eqn 1 from 2
3a³ - 5a + 7 - (5a³ + 9 - 3a²)
3a³ - 5a + 7 - 5a³ - 9 + 3a²
- 2a³ + 3a² - 5a - 2
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Answer:
2a3+2a3~:....................
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