Question

find the lcm of the following number by prime factorisation method (a) 90,108​

Answer 1

Step-by-step explanation:

Find the prime factorization of 90

90 = 2 × 3 × 3 × 5

Find the prime factorization of 108

108 = 2 × 2 × 3 × 3 × 3

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 2 × 3 × 3 × 3 × 5

LCM = 540

hope it helps

Mark brainliest