a³-9b³+(a+b)³ factortion
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Answer:
2(a³ - 4b³) + 3ab(a + b)
Step-by-step explanation:
a³-9b³+(a+b)³
= a³ - 9b³ + a³ + b³ + 3a²b + 3 ab²
= 2a³ - 8b³ + 3a²b + 3ab²
= 2(a³ - 4b³) + 3ab(a + b)
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