Find the LCM of 39,45,54.?

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2007-01-21 22:26:52 · 4 answers · asked by tocatchtheuncatchableii 3 in Science & Mathematics ➔ Mathematics

39 = 3 * 13
45 = 3^2 * 5
54 = 2 * 3^3

Take highest exponential of each factor

2 * 3^3 * 5 * 13

LCM = 3510

2007-01-21 22:30:20 · answer #1 · answered by Tom :: Athier than Thou 6 · 0⤊ 0⤋

39 = 3 * 13
45 = 3 * 3 * 5
54 = 2 * 3 * 3 * 3

LCM = 2 * 3 * 3 * 3 * 5 * 13 = 3510

2007-01-22 08:24:16 · answer #2 · answered by Anonymous · 0⤊ 0⤋

39= 3x13
45=3x3x5
54=2x3x3x3

2007-01-22 08:48:37 · answer #3 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋

3510.

2007-01-22 06:37:27 · answer #4 · answered by Anonymous · 0⤊ 0⤋