find hcf and lcm for 12,15,21
Answers
Answered by
9
Explanation:
12=2*2*3
15=3*5
21=3*7
HCF of 12,15 and 21 is 3
LCM of 12,15 and 21 is 2*2*3*5*7=420
Answered by
2
Answer:
hey...here's ur solution ,
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 !!
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