2 x 7 = 14 3 x 7 = 21 2 x 3 x 7 = 42, the LCM
3 x 5 = 15 3 x 7 = 21 Combine the factors, eliminating duplicates. 3 x 5 x 7 = 105, the LCM
The prime factorization of 399 is 3 x 7 x 19. 21 wouldn't be included since it isn't a prime number.
The prime factorization of 50 using exponents is 21 x 52
3 x 7 = 21 No exponents necessary.
It is 105 bacause 3*5*7 = 105
3 x 3 = 9 3 x 7 = 21 3 x 3 x 7 = 63, the LCM
2 x 7 = 14 3 x 7 = 21 2 x 3 x 7 = 42, the LCM
3 x 5 = 15 3 x 7 = 21 3 x 5 x 7 = 105, the LCM
2 x 2 x 3 = 12 3 x 7 = 21 2 x 2 x 3 x 7 = 84, the LCM
3 x 5 = 15 3 x 7 = 21 Combine the factors, eliminating duplicates. 3 x 5 x 7 = 105, the LCM
3 x 7 = 21
2 x 3 x 3 = 18 3 x 7 = 21 2 x 3 x 3 x 7 = 126, the LCM
The prime factorization for 21 is: 3x73 x 7 = 21
The prime factorization of 399 is 3 x 7 x 19. 21 wouldn't be included since it isn't a prime number.
It is: 21*71 = 14
21 x 33