(3a + 1)(3a - 2)(3a + 4)
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Answer:
27a³ - 27a² -18a - 8
Step-by-step explanation:
=> (9a² -3a - 2)(3a +4)
=>27a³ + 36² - 9a² -12a -6a -8
=> 27a³ - 27a² -18a - 8
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