Question

Simplify nine square root of two minus three square root of seven plus square root of eight minus square root of twenty eight

im rly confused
help
:)

Answer 1

9 √2-3 √7+ √8-√28

9 *√2=12.73

-3* √7= -7.94

√8=2.83

√24= 5.29

Which gives us :

12.73-7.94+2.83-5.29

So the answer is :

=2.33