SOLUTION: perform the indicated operation 3 sqrt 28 - sqrt 63 + 8 sqrt 10 thanks

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Question 379031: perform the indicated operation
3 sqrt 28 - sqrt 63 + 8 sqrt 10
thanks

Found 2 solutions by stanbon, ewatrrr:
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
perform the indicated operation
3 sqrt 28 - sqrt 63 + 8 sqrt 10
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3*2*sqrt(7) - 3*sqrt(7) + 8*sqrt(10)
-----------------------
= 3sqrt(7)+8sqrt(10)
==========================
Cheers,
stan H.

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!

Hi,
simplify




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