SOLUTION: Combine: 3sqrt48-12sqrt75+4sqrt12 also if you could show how you solved I would greatly appreciate it.

Question 148466: Combine:
3sqrt48-12sqrt75+4sqrt12
also if you could show how you solved I would greatly appreciate it.
Answer by mangopeeler07(462) (Show Source): You can put this solution on YOUR website!

Fine , , and first.
Let's start with . Find two factors of 48, one of which is a perfect square. How about 16 and 3?

= or .

Follow the same procedure for and . Your answers respectively will be and . Now plug those back into the original equation:

becomes

Simplify this by multiplying and get

Since they all end in , just add or subtract as indicated:

Answer:
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