celestineaniekwe7 celestineaniekwe7

09-04-2020
Mathematics

contestada

Simplify (x -1) (x+1) + 2 ×^2

Respuesta :

amna04352 amna04352

09-04-2020

Answer:

3x² - 1

Step-by-step explanation:

(x -1)(x+1) + 2x²

x² - 1 + 2x²

3x² - 1

Answer Link

pcullen305 pcullen305

09-04-2020

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

Answer Link

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