2006-12-18 01:02:05 · 6 answers · asked by styles4u 4 in Science & Mathematics ➔ Mathematics
OK!
Notice that 390 contains a factor of 10, to get started:
390= 10 * 39
390= 2*5 * 3 *13 = 2 * 3 * 5 * 13
DONE!
2006-12-18 01:04:20 · answer #1 · answered by Jerry P 6 · 2⤊ 0⤋
390 = 13 * 30
390 = 13 * 5 * 6
390 = 13 * 5 * 3 * 2
QED
2006-12-18 03:49:34 · answer #2 · answered by CSUFGrad2006 5 · 0⤊ 0⤋
I believe it's 13 x 3 x 2 x 5. Or any combination of those numbers multiplied by themselves. (Ex. 3 x 2 x 5 x 13 would be ok too.)
2006-12-18 01:05:23 · answer #3 · answered by April 3 · 0⤊ 0⤋
390| 2
195| 3
..65| 5
..13| 13
....1
Prime(390): {2, 3, 5, 13}
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2006-12-18 03:10:31 · answer #4 · answered by aeiou 7 · 0⤊ 0⤋
390=2*3*5*13 then the prime-factored is: 2,3,5,13.OK???
2006-12-18 01:08:22 · answer #5 · answered by grassu a 3 · 0⤊ 0⤋
2*3*5*13 = 390
Doug
2006-12-18 01:07:20 · answer #6 · answered by doug_donaghue 7 · 0⤊ 0⤋