Binh is choosing from ten Youtube videos and nine online role-playing games to link to his Facebook page. If he randomly picks seven links total, find the probability that Binh chooses three Youtube videos and four online role-playing games

Question

koikkara · Answer

@brookieismyname Total = 10 youtube and 9 online games

Random selection= 7 means $7!$

anonymous · Answer

I'm not really sure how to start

anonymous · Answer

@Koikkara

koikkara · Answer

$7~!$ $=~?$             Then ask her,                    @Nnesha

anonymous · Answer

7x6x5x4x3x2x1