5,10 and 15,Find LCM by giving multiple.
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multiple of 5 is 5,10,15,20,25,30
multiple of 10 is 10,20,30
multiple of 15 is 15,30.
so we see that LCM of 5,10,15 is 30.
multiple of 10 is 10,20,30
multiple of 15 is 15,30.
so we see that LCM of 5,10,15 is 30.
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Resolve the numbers into product
of prime ,
5 = 1 × 5
10 = 2 × 5
15 = 3 × 5
LCM of 5 , 10 and 15 = Product of
the greatest power of each prime
factors of the numbers
= 2 × 3 × 5
= 30
••••
of prime ,
5 = 1 × 5
10 = 2 × 5
15 = 3 × 5
LCM of 5 , 10 and 15 = Product of
the greatest power of each prime
factors of the numbers
= 2 × 3 × 5
= 30
••••
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