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Kiersten Gonzalez
Mathematics
10 September, 21:41
Multiply the polynomials.
(x + 2) (2x2 + 9x+8)
+3
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Maria Rasmussen
10 September, 21:50
0
2x³ + 13x² + 26x + 16
Step-by-step explanation:
(x + 2) (2x² + 9x+8)
= 2x² (x) + 9x (x) + 8 (x) + 2x² (2) + 9x (2) + 8 (2)
= 2x³ + 9x² + 8x + 4x² + 18x + 16
= 2x³ + 13x² + 26x + 16
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Jayleen Tran
10 September, 22:01
0
2x³ + 13x² + 26x + 16
Step-by-step explanation:
(x + 2) (2x² + 9x+8)
= 2x² (x) + 9x (x) + 8 (x) + 2x² (2) + 9x (2) + 8 (2)
= 2x³ + 9x² + 8x + 4x² + 18x + 16
= 2x³ + 13x² + 26x + 16
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