christylennon christylennon

26-11-2016
Mathematics

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How do I do 2 root 20 - 3 root 5

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apologiabiology apologiabiology

26-11-2016

2√20=2((√4)(√5)=2((2)(√5)=4√5

now we have
4√5-3√5=1√5=√5

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