Question

find lcm of 15,18and 45​

Answer 1

Answer:

We have ,

15 = 3¹×5¹

18 = 2×3×3 = 2¹×3²

45 = 3×3×5 = 3² × 5¹

HCF(15,18,45) = 3¹= 3.

/* Product of the smallest power of each common prime factors of the numbers*/

HCF(15,18,45)= 3.

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Answer 2

Step-by-step explanation:

lcm of 15,18,45

lcm is 90