Question #140926
What should be added to 2a³ + a² - 3a - 1 to get 7 + 2a - a² + 4a³?
Options:
Answer:
What should be added to 2a³ + a² - 3a - 1 to get 7 + 2a - a² + 4a³ 2a³ - 2a² + 5a + 8.
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