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Sergio039 [100]
4 years ago
14

Expand & simplify: (x + 1)(x + 3)

Mathematics
2 answers:
Sindrei [870]4 years ago
5 0

Answer:

368

Step-by-step explanation:

Romashka [77]4 years ago
4 0

Answer:

x squared+ 4x + 4

Step-by-step explanation:

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