how do u do 28 in a factor rainbow
the factor rainbow of 4 is 1,2,4
You do a factor rainbow to find a prime factorization. You compare prime factorizations to find a greatest common factor.
47 is prime. No rainbow needed.
A factor rainbow is a means of notating the process of finding the prime factorization of a given number.
A factor rainbow for 7 would have only one arc, with the numbers 1 and 7.
A factor rainbow will show all of the factors. A factor pair is just 2 numbers that are factors of the number you want to find.
you do a factor rainbow.