Question

write all the factors of number in each pair then find the common factors 1. 18,21​

Answer 1

Answer:

common factors-1,3

Step-by-step explanation:

factors of 18-1, 2, 3, 6, 9, 18

factors of 21-1, 3, 7, 21

common factors-1,3

Answer 2

Answer:

1)1.18 - n. 2)21 - 1, 3, 7 and 21.