abbyvitko abbyvitko

21-09-2014
Mathematics

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what is the greatest common factor of 78 and 27 ?

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mariamikayla mariamikayla

21-09-2014

[tex]78|2 \\ 39|3 \\13|13 \\1 \\\\ 78=2*3*39 \\\\ 27|3\\ 9 \ |3 \\ 3 \ |3\\1 \\\\ 27=3^3 \\\\ G.C.F(78;27)= 3[/tex]

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