Question Number 28275 by ajfour last updated on 23/Jan/18
![Find area of the region [y]=[x] for x∈[2, 5] . [x] is greatest integer less than or equal to x .](https://www.tinkutara.com/question/Q28275.png)
$${Find}\:{area}\:{of}\:{the}\:{region} \\ $$$$\left[{y}\right]=\left[{x}\right]\:\:{for}\:\:{x}\in\left[\mathrm{2},\:\mathrm{5}\right]\:. \\ $$$$\left[{x}\right]\:{is}\:{greatest}\:{integer}\:{less}\:{than}\:{or} \\ $$$${equal}\:{to}\:{x}\:. \\ $$
Commented by mrW2 last updated on 23/Jan/18

$$\mathrm{3} \\ $$
Commented by ajfour last updated on 23/Jan/18

$${correct}\:{sir},\:{no}\:{need}\:{to}\:{solve}. \\ $$