Question

HALP! 50 points! (For real because I put 100 and I know that they give people who answer the question 50 points ;-;)

Explain how you can use divisibility rules to prove that 123 is not prime.

Answer 1

129 is not prime. ..

Answer 2

123 is not prime

Explanation:

You can oyu divisibility rules to prove by using the divisibility rule for 3 to see if it 123 can be divided by 3.

Hope this helps!