Question

Find the HCF of 58 and 78 by using priime factorisation method

Answer 1

Answer:

2

Step-by-step explanation:

Prime factors of 58 are 2 and 29

Prime factors of 78 are 2, 3 and 13

Common Factor = 2

It has only one common Factor therefore, 2 is the answer

Answer 2

Step-by-step explanation:

as there is 39 and 29 and 29 is a prime number so we just multiply 2 ×39×29= 2262