Finite Math Examples

Find the LCM 1 , 24
,
Step 1
The LCM is the smallest positive number that all of the numbers divide into evenly.
1. List the prime factors of each number.
2. Multiply each factor the greatest number of times it occurs in either number.
Step 2
The number is not a prime number because it only has one positive factor, which is itself.
Not prime
Step 3
The prime factors for are .
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Step 3.1
has factors of and .
Step 3.2
has factors of and .
Step 3.3
has factors of and .
Step 4
Multiply .
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Step 4.1
Multiply by .
Step 4.2
Multiply by .
Step 4.3
Multiply by .