Question

find the HCF by prime factor method 78,126​

Answer 1

Answer:

6

Step-by-step explanation:

6=3×2 I hope it helps you

Answer 2

#askgoodquestion #here'stheanswer

2 | 78

---------

3 | 39

---------

13 | 13

---------

| 1

so,

78 = 2×3×13

2 | 126

----------

3 | 63

----------

3 | 21

---------

7 | 7

---------

| 1

so,

126 = 2× 3×3×7

now ,

126 = 2×3×3×7

78 = 2×3×13

highest common factor = 2×3

HCF = 6