Common factor of 17abc, and 51a2bc is

17abc

Step-by-step explanation:

To find the greatest common factor between 17abc and 51a²bc, let's start by breaking down any composite number here into prime factors. 17 is prime, but 51 is composite; its prime factorization is 3 · 17. Now, let's fully expand each term:

The greatest common factor is the product of all the factors these terms have in common. Here, we can see that they have

One 17One aOne b, andOne c

in common. Multiplying these together, the greatest common factor is 17abc.

Istg idk..if there all the same length there all the same number but use google

I’m not absolutely sure but i think it’s 7x6x5x4x3x2=5040 because as the first character you can take any of the 7 given then you are left with 5 then 6 then 4 etc.