Question

HCF for 15, 21 and 36​

Answer 1

15 = 3 × 5

21 = 3 × 7

36 = 2 × 2 × 3 × 3

3 × 2 × 7 × 5 = HCF of 15,21,36

Answer 2

Answer:

15 = 5 ×3

21=. 7×3

36 = 3×3×2×2

HFC OF 36,21,15 IS 9