Question

using prime factorization find the HCF and LCM of 21 28 and 36​

Answer 1

Step-by-step explanation:

21=3×7

28=2×2×7

36=2×2×3×3

HCF= 1 (as the highest similar factor is none )

LCM=2×2×3×3×7=28×9=252

please mark me as a brainlist

Answer 2

Answer:

hello I DON'T KNOW EXTREMELY SORRY