a cube plus b cube if a + b is equal to 3 and a b is equal to 2
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6
Answer:
21
Explanation:
a³+b³ =(a+b)(a²+b²-ab)
=(a+b)((a+b)²-2ab-ab))
=3×(3)²-3×2
=27-6
=21
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Explanation:
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