Question

4√5 + 5√5 is equal to………………. hi friends. answer please hii kartik​

Answer 1

9root5

I hope this will help you.

Answer 2

Answer:

$4 \sqrt{5} + 5 \sqrt{5}$

$= 9 \sqrt{10}$

$= 9 \times 2 \times 5$

$= 90$