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Ghella [55]
3 years ago
11

Simplify (x -1) (x+1) + 2 ×^2​

Mathematics
2 answers:
klemol [59]3 years ago
8 0

Answer:

3x² - 1

Step-by-step explanation:

(x -1)(x+1) + 2x²

x² - 1 + 2x²

3x² - 1

Nadya [2.5K]3 years ago
5 0

Answer:

3x^2 -1

Step-by-step explanation:

First use foil on the binomials, and then you have x^2 +x -x -1 +2x^2. Once you simplify that it will give you 3x^2 -1

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