Question

chapter - number systems.....please answer it ....

Answer 1

$\sqrt[4]81 = 3$
$\sqrt[3]216 = 6$
$\sqrt[5]32 = 2$
$\sqrt{225 } = 15$
equation becomes

3-8×6 +15×2+2×15
= 3-46+30+30
=3+14
=17 {By Bodmas}