Answer:
(x+3) (x+3)
= x² + 3x + 3x + 9
= x² + 6x + 9
(x² + 6x + 9) (x+3)
= x³ + 18x² + 27x + 3x² + 18x + 27
= x³ + 21x² + 45x + 27
The product is x³ + 21x² + 45x + 27.
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Answer:
(x+3) (x+3)
= x² + 3x + 3x + 9
= x² + 6x + 9
(x² + 6x + 9) (x+3)
= x³ + 18x² + 27x + 3x² + 18x + 27
= x³ + 21x² + 45x + 27
The product is x³ + 21x² + 45x + 27.