Question

plz tell me the answer fast​

Answer 1

Ans

solve others by using this method

Step-by-step explanation:

Answer 2

Step-by-step explanation:

1) 9 = 1, 3, 3, 9

  12 = 1, 2, 3, 4, 6, 12

  HCF = 3

2) 24 = 1, 2, 3, 4, 6, 8, 12, 24

   28 =  1, 2, 4, 7, 14, 28

   HCF = 4

3) 63 = 1, 3, 7, 9, 21, 63

   72 = 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

   HCF = 9

4) 36 = 1, 2, 3, 4, 6, 9, 12, 18, 36

    84 = 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

    HCF = 12