Respuesta :

Answer:14

Step-by-step explanation:Start by writing like this below

98 =2×7×7

42 =2×3×7

H.C.F=2×7

=14

Take the number which is common like in 98 and 42, (2) and (7) are common

and then multiply the two numbers.

Hope it helps you!

Answer:

Step-by-step explanation:

98 = 2 * 7 * 7

42 = 2 * 7 * 3

Highest common factor = 7

HCF of two or more numbers is the greatest number  which divides each of then exactly