L.C.M.
32, 42, 8, 9
128, 2, 64
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Answer:
8064
Step-by-step explanation:
Prime factorization of the numbers:
32 = 2 × 2 × 2 × 2 × 2
42 = 2 × 3 × 7
8 = 2 × 2 × 2
9 = 3 × 3
128 = 2 × 2 × 2 × 2 × 2 × 2 × 2
64 = 2 × 2 × 2 × 2 × 2 × 2
2 = 2 × 1
LCM(32, 42, 8, 9, 128, 64, 2)
= 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7
= 8064
Another method:
2 । 32, 42, 8, 9, 128, 64, 2
2 । 16, 21, 4, 9, 64, 32, 1
2 । 8, 21, 2, 9, 32, 16, 1
2 । 4, 21, 1, 9, 16, 8, 1
2 । 2, 21, 1, 9, 8, 4, 1
2 । 1, 21, 1, 9, 4, 2, 1
2 । 1, 21, 1, 9, 2, 1, 1
3 । 1, 21, 1, 9, 1, 1, 1
3 । 1, 7, 1, 3, 1, 1, 1
7 । 1, 7, 1, 1, 1, 1, 1
। 1, 1, 1, 1, 1, 1, 1
LCM = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7
= 8064
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