(- 2 2/5) ^ 2 - 3 1/5 + 2, 2​

Ответ:

{( - 2 \frac{2}{5} )}^{2} - 3 \frac{1}{5} + = 2.2 = \\ = \frac{ {12}^{2} }{ {5}^{2} } - 3.2 + 2.2 = \\ = \frac{144}{25} - 1 = \\ = 5 \frac{19}{25} - 1 = 4 \frac{19}{25} = 4.76