given p is a prime number

then l.c.m of p,P2,p3 is p3

for example,p=2 is a prime number

P2=4,p3= 8

so,l.c.m of 2,4,8,is 8

hence,the l.c.m of p,P2,p3 is p3

here is ur answer hope it helps you

purple you