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Concept explainers
The least common multiple (LCM) of 4 and 8.
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Answer to Problem 67CCR
Explanation of Solution
Given:
The pair of numbers, 4 and 8
Concept Used:
LCM(least common multiple) of a list of numbers can be found using following steps,
- Write prime factorization of each number
- Find the product ofcommon factors that appear in each number and the remaining prime factors from each number that are not common.
Calculation:
In order to find the least common multiple of the given number, first find the prime factorization of each number as shown below,
Here observe that the factor 2 is common andoccur twice in each number. Apart from this the remaining factor from both numbers is 2. So, the least common multiple of the numbers would be the product of common factor and the remaining factors as shown below:
Thus, the least common multiple (LCM) of the given numbers is
Chapter 1 Solutions
Glencoe Math Accelerated, Student Edition
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