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45=9 x 5 =3 x 3 x 5 Break up 45 into factors and that factor into factors until all of the factors are prime. 45=3 x 3 x 5 Hope this helps.
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45=9 x 5 =3 x 3 x 5 Break up 45 into factors and that factor into factors until all of the factors are prime. 45=3 x 3 x 5 Hope this helps.