Question

LCM of 30,60,90 please I want answer
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Answer 1

Step-by-step explanation:

Using prime factorisation method,

30 = 5 × 2 × 3 = 5¹ × 2¹ × 3¹

60 = 5 × 2 × 2 × 3 = 5¹ × 2² × 3¹

90 = 5 × 2 × 3 × 3 = 5¹ × 2¹ × 3²

So, L.C.M = Lowest common multiple

= highest power of prime factors

= 2² × 3² × 5¹

= 4 × 9 × 5

= 180

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Answer 2

Answer:

here is your answer...

Step-by-step explanation:

  3 | 30,60,90

  2  | 10, 20, 30  

  5   | 5, 10,  15

  2  | 1,  2 , 3

   3   |  1, 1, 3

         |1, 1, 1

HOPE IT HELPS