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3√7×2√3×2√21 simplify ​
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20 votes
3√7×2√3×2√21
simplify
​

User Tomka
by
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1 Answer

8 votes

Answer:

root 7 × root 7= root 21

Explanation:

root21×root21=21 now 12×21 =252

User Draco
by
6.5k points
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