Question

HCF of 86 ,45 and 21 ​

Answer 1

Answer:

ans 1

Step-by-step explanation:

86=2×43,45=3×3×5,21=3×7 then hcf 1

Answer 2

Answer:

Step-by-step explanation:

Prime factorization of the numbers:

86 = 2 × 43

45 = 3 × 3 × 5

21 = 3 × 7

GCF of numbers is 1 because of no common factors present between them.