jabes's posts

jabes
replied to doubts in permutation & combination

hey guys ...i think answer should b 720...

explanation...

5 diff balls distributed to 3 diff ppl...each gettin atleast 1...

suppose 5 balls are identical...

now these balls can be distributed in 5-1C2 ways....tht is 6 ways...

but the balls are diff so we wil multiply it with 5!......

explanation...

5 diff balls distributed to 3 diff ppl...each gettin atleast 1...

suppose 5 balls are identical...

now these balls can be distributed in 5-1C2 ways....tht is 6 ways...

but the balls are diff so we wil multiply it with 5!......