tommorow is my xam pls help me : find Hcf of 12,15 and 21 by prime factorization method
please with full explanation
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Answered by
3
Answer:
HCF: 3
LCM: 420
Step-by-step explanation:
12 = 2× 2 × 3
15 =3×5
21 = 3× 7
hence =
HCF = 3
LCM = 2×2×3×5×7
= 420.
hope it might be helful !!
mark me brainliest
Answered by
2
Step-by-step explanation:
HCF=3
because 3 is common in all prime factorization..
hence 3 is hcf
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