18 and 27,Find the LCM of the given number by prime factorisation method.
Answers
Answered by
14
Heya !!
Prime factorisation of 18 = 2 × 3 × 3
Prime factorisation of 27 = 3 × 3 × 3
LCM of 18 and 27 = 3 × 3 × 3 × 2 = 54.
Prime factorisation of 18 = 2 × 3 × 3
Prime factorisation of 27 = 3 × 3 × 3
LCM of 18 and 27 = 3 × 3 × 3 × 2 = 54.
Answered by
4
Given Numbers are 18 , 27 .
Resolving given Numbers into
prime factors ,
18 = 2 × 3 × 3 = 2¹ × 3²
27 = 3 × 3 × 3 = 3³
LCM = 2¹ × 3³
= 2 × 27
= 54 [ Product of highest powers of prime
factors ]
Therefore,
LCM( 18 , 27 ) = 54
****
Resolving given Numbers into
prime factors ,
18 = 2 × 3 × 3 = 2¹ × 3²
27 = 3 × 3 × 3 = 3³
LCM = 2¹ × 3³
= 2 × 27
= 54 [ Product of highest powers of prime
factors ]
Therefore,
LCM( 18 , 27 ) = 54
****
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