Asked by gagan

Simplify
sqrt12 + sqrt18 - sqrt27 + sqrt 50
thnx a lot any help is greatly appriceted....
these are grade 11 radical expressions
and the answer for this is : -
-sqrt3 + 8sqrt2
Answered by bobpursley
Notice 12=4*3
and 18=9*2
and 27=9*3
and finally 50=25*2

I assume that helps.
Answered by gagan
thnx but how to simplyfy more, i also got till here.
Answered by bobpursley
Ok, I will start you.

sqrt (50)=sqrt (25*2)=sqrt(25)*sqrt(2)
= 5 sqrt2
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