Courbe
Question
a. \(\frac{1}{x}\le 1\)
Solution
\(\frac{1}{x}\le 1\)
\(\Leftrightarrow x\in ]-\infty ;0[\cup [1 ;+\infty[\)
Question
b. \(\frac{1}{x}\ge 1\)
Question
c. \(\frac{1}{x}\le -0,5\)
Question
d. \(\frac{1}{x}\ge -1\)
Question
e. \(\frac{1}{x} <4\)
Question
f. \(\frac{1}{x}>0,2\)