Answers

2014-03-05T19:42:54+05:30
 84[105]1
      -84
     =21[84]4
           -84
           =0
therefore HCF=21

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  • Brainly User
2014-03-05T21:33:32+05:30
105 = 105/5
          21/3
           7/7
             1
84 = 84/2
        42/2
         21/3
         7/7
           1
3 and 7 is common in both so 3*7 tat equal to 21
HCF = 21
1 5 1