SOLUTION: express as a mixed radical a) square root 98 b) -5 square root 32 how do i solve these types of questions thanks

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Question 103464: express as a mixed radical
a) square root 98
b) -5 square root 32
how do i solve these types of questions
thanks
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt98=sqrt(2*49)=[7sqrt2]
-5sqrt32=-5sqrt(2*16)=-5*4sqrt2=[-20sqrt2]