Answer :

[tex]|p|<1.3\\ p<1.3\wedge p>-1.3\\ p\in(-1.3,1.3) [/tex]
[tex]|p|<1.3\ \ \ \Leftrightarrow\ \ \ p<1.3\ \ \ and\ \ \ p>-1.3\\\\p\ \in\ (-1.3;\ 1.3)[/tex]

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