Question

Sa se rezolve in R inecuatia : 3-x-3$\sqrt{3-x} +2\ \textless \ 0$

Answer 1

3-x-3=3+−x+−3=(−x)+(3+−3)=−x

√3−x+2<0
−x+3.7<0
−x+3.7−3.7<0−3.7
−x<−3.7
$\frac{-x}{-1} \ \textless \ \frac{-3.7}{-1}$
x>3.7