Question

a+b : √ab =2:1 হলে a:b =?​

Answer 1

$\huge\mathcal\colorbox{lavender}{{\color{b}{✿AɴSᴡᴇʀ✿}}}$

$\bold\red{ᴄᴏʀʀᴇᴄᴛ \: \: ᴏᴘᴛɪᴏɴ⇴ⓒ}$

$\bold\purple{Formula:--}$

$(a+b)²=a²+b²+2ab$

$=>a²+b²=(a+b)²−2ab$

$Given, a+b=5 and ab=6$

$So, a²+b²=(a+b)²−2ab=5²−2×6=25−12=13$