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Raemillsonand
Raemillsonand
15-10-2016
Mathematics
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2√7 times 3 √21 simply
Verified Answer :
Anonymous
Anonymous
15-10-2016
21=3
7
(2√7)(3√(3
7)=6√(3
7²)=6
7(√3)=42√3
Answer: (2√7)(3√21)=42√3
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