Question

2/5 - 3/4 | x + 1/3 | при x = - 5/3
Решите, молю!

Answer 1

$\frac{2}{5} - \frac{3}{4} |x + \frac{1}{3} | = \frac{2}{5} - \frac{3}{4} | - \frac{5}{3} + \frac{1}{3} | = \\ \frac{2}{5} - \frac{3}{4} \times ( - \frac{4}{3} ) = \frac{2}{5} + 1 = 1 \frac{2}{5}$