Is the following identity true?
(x - 1)(x + 2) = x^2 + x - 2...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 10.03.2020 08:45, lenniestreet10
Is the following identity true?
(x - 1)(x + 2) = x^2 + x - 2
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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