Q: What is the LCM of 15 and 20 using prime factorization?

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It is 105 bacause 3*5*7 = 105

No prime power exists since there are no duplicate prime numbers in the prime factorization.

No prime power exists since there are no duplicate prime numbers in the prime factorization.

3 x 5 = 15 3 x 7 = 21 3 x 5 x 7 = 105, the LCM

3 x 5 = 15 2 x 3 x 5 = 30 2 x 3 x 5 = 30, the LCM

12=22x3 15=3x5 So the LCM of 2, 12 and 15 is 22x3x5 = 60

The prime factorization of 15 is 3 x 5.

The prime factorization of 15 is 3 x 5.

7 is already prime. The prime factorization of 15 is 3 x 5.

10 = 2*515 = 3*5 HCF = 5 LCM = 5*2*3 = 30

3 x 5 = 15 2 x 3 x 3 = 18 2 x 3 x 3 x 5 = 90, the LCM

2 x 2 x 3 = 12 3 x 5 = 15 2 x 2 x 3 x 5 = 60, the LCM

prime factorization of each: 2x3 , 3x5, 2x2x5 so LCM = 2x2x3x5 = 60

2 x 2 x 3 = 12 3 x 5 = 15 2 x 2 x 3 x 5 = 60, the LCM

15 5x3 prime factorization: 5x3

Prime Factorization of 9 and 15The prime factorization of 9 is:3 X 3The prime factorization of 15 is:3 X 5

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It is: 30

3 x 5 = 15 3 x 7 = 21 Combine the factors, eliminating duplicates. 3 x 5 x 7 = 105, the LCM

3 x 5 = 15 No exponents required.

The prime factorization of 15 is 3 x 5 because three and five are the only prime numbers whose product is 15.

The LCM of the given numbers is the product of all different prime factors to their greatest power. If there are no exponents, the greatest power of the prime factors is 1 and each different prime factor is used in the multiplication:prime factors of 15 are 3 x 5;prime factors of 21 are 3 x 7;the LCM of 15 and 21 is 3 x 5 x 7 = 105

The prime factorization of 15 is 3 x 5. There are four fifteens there, so the prime factorization is 34 x 54

The prime factorization of 122 is: 2 × 61 The prime factorization of 35 is: 5 × 7 The prime factorization of 120 is: 2 × 2 × 2 × 3 × 5 The prime factorization of 15 is: 3 × 5

Three and five are prime ,so the don't have prime factorization. Fifteen's prime factorization is 3 x 5.

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