DESIGUALDADES 3 - Instituto INEM

$$\left(-\infty,\ \frac{23}{3}\right]$$

$$\left[\frac{23}{3},\ \infty\right)$$

$$\left[\frac{23}{3},\ \infty\right]$$

$$\left(-\infty,\ \frac{23}{3}\right)$$

$$\left(-\infty,\ 1\right]$$

$$\left[1,\ 1\right]$$

$$\left[1,\ \infty\right)$$

$$\left(1,\ \infty\right)$$

$$\left(\frac{4}{5},\ \infty\right)$$

$$\left(-\frac{4}{5},\ \infty\right)$$

$$\left(-\infty,\ \frac{4}{5}\right)$$

$$\left(-\infty,\ -\frac{4}{5}\right)$$

$$x>18$$

$$x\ge18$$

$$x<18$$

$$x\le18$$