Question

valorile naturale ale lui x pt. care 1/4 <x+1/18 < 4/9

Answer 1

[tex] \frac{1}{4} \ \textless \ x+ \frac{1}{18} \ \textless \ \frac{4}{9} [/tex]
$\frac{1}{4}- \frac{1}{18} \ \textless \ x\ \textless \ \frac{4}{9}- \frac{1}{18}$$\frac{9-2}{36}\ \textless \ x\ \textless \ \frac{4-2}{36}$

[tex] \frac{7}{36} \ \textless \ x\ \textless \ \frac{2}{36} [/tex]
x=0