use using the prime factorization find the HCF sent to 126 and 168and172 that showed showed that LCM and LCM into HCF not equal to 3 numbers
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126=2×3×3×7
168=3×2×2×2×7
172= 2×2×43
hcf=2
lcm=2×2×2×3×3×7×43 =21672
lcm×hcf # product of three numbers
21672×2 # 126 ×168 ×172
43344 # 3640896
168=3×2×2×2×7
172= 2×2×43
hcf=2
lcm=2×2×2×3×3×7×43 =21672
lcm×hcf # product of three numbers
21672×2 # 126 ×168 ×172
43344 # 3640896
lokeshtanwarbhondsi:
thanks
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