Question

the LCM of 2,3,5,9,10​

Answer 1

Ans) the L.c.m of 2,3,5,9,10 would be 90

Answer 2

2 = 2×1

3 = 3×1

5 = 5×1

9 = 3²×1

10= 5 ×2 ×1

LCM = 2 × 3² × 5 × 1 = 90

Hence

LCM(2,3,5,9,10) = 90