Question

WHAT IS THE HCF OF 7 AND 18​

Answer 1

Step-by-step explanation:

Greatest common factor (GCF) of 7 and 18 is 1. We will now calculate the prime factors of 7 and 18, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7 and 18.

Answer 2

Answer:

answer is 1

Step-by-step explanation:

prime factorisation of 7=7×1

prime factorisation of 18=2×3×3×1

HCF=1

as HCF is highest common factor