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Chapter 1: Q 70. (page 19)

In the following exercises, find the least common multiple of each pair of numbers using the prime factor method 60,72

Short Answer

Expert verified

The LCM of 60and 72by prime factorization is 360

Step by step solution

01

Step 1. Given information  

The given digits are60,72

02

Step 2. LCM of the two numbers by using prime factors  

Prime factorization of 60

60=2脳2脳3脳5鈬�22脳31脳51

and Prime factorization of 72

72=2脳2脳2脳3脳3鈬�23脳32

LCM of the two numbers can be obtained by multiplying prime factors raised to their respective higher powers

23脳32脳51=360

03

Step 3. LCM by prime factorization  

The LCM of 60and 72by prime factorization is 360

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