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Studentka2010 [4]
2 years ago
13

1. The factors of a2 - 9 are

Mathematics
1 answer:
Mazyrski [523]2 years ago
5 0

Answer:

Step-by-step explanation:

1. (a+3)(a-3) = a²+3a-3a-9 = a²-9

2. a linear equation consists of a polynomial of degree one.

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