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6root3+5root12 what is the answer

User Etov
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1 Answer

6 votes
Hey there! :)


6√(3) + 5 √(12)

In order to add these together, we must simplify the square roots.


6 √(3) is already in simplest terms, but
5 √(12) is not.

So, let's start simplifying it!


√(12) = ?

We need to take out any squares within 12.

So, if we branch out 12, we know that 4 × 3 = 12

√4 = 2. So, we can take out 2 and be left with √3.

Since the original square is 5√12, we MUST multiply 5 by 2.


5*2 √(3) = 10 √(3)

So, using the simplified number of 5 root 12, we now can add this to 6 root 3.


6 √(3) + 10 √(3) = 16 √(3)

So, our final answer is :
16 √(3)

~Hope I helped!~
User Aristarhys
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