Question Number 42422 by ajfour last updated on 25/Aug/18
![](https://www.tinkutara.com/question/5071.png)
Commented by ajfour last updated on 25/Aug/18
![Q.42278 solution (rishav′s question)](https://www.tinkutara.com/question/Q42426.png)
$${Q}.\mathrm{42278}\:\:{solution}\:\:\left({rishav}'{s}\:{question}\right) \\ $$
Commented by tanmay.chaudhury50@gmail.com last updated on 25/Aug/18
![pls explain...](https://www.tinkutara.com/question/Q42433.png)
$${pls}\:{explain}… \\ $$
Answered by ajfour last updated on 25/Aug/18
![considering area A_(OAB) ^](https://www.tinkutara.com/question/Q42434.png)