Question

find LCM of 42,78,104 and 112 by prime factorization method​

Answer 1

Answer:

4368 is lcm of given question from factorization method.

Answer 2

Answer:

Given : 42,78,104 and 112.

To find : LCM of 42,78,104 and 112 ?

Solution :

LCM is the least common multiple,

2 | 42 78 104 112

2 | 21 39 52 56

2 | 21 39 26 28

2 | 21 39 13 14

3 | 21 39 13 7

7 | 7 13 13 7

13 | 1 13 13 1

| 1 1 1 1

LCM(42,78,104,112)=2\times 2\times 2\times 2\times 3\times 7\times 13LCM(42,78,104,112)=2×2×2×2×3×7×13

LCM(42,78,104,112)=4368LCM(42,78,104,112)=4368

Therefore, the LCM of 42,78,104 and 112 is 4368.

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