Question

find the HCF of the following by the prime factorization method (a) 49,77,91
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Answer 1

Answer:

7

Step-by-step explanation:

7(49 7(77 7(91

7(7 11(11 13(13

(1 (1 (1

49= 7×7×1

77= 7×11×1

91= 7×13

Common Factor=7×1=7

H.C.F.= 7

Hope it will help...

Answer 2

Step-by-step explanation:

• If we take the 49 means it have 7*7
• After we take 77 means it have 7*11
• then 91 is an prime number we can't do anything to that so we take that as 91=91*1
• 49=7*7, 77=7*11, 91=91*1
• After these steps we get the HCF is 7

I think this is helpful to you.........