抛硬币,正面�上的概率是三分之一,连续抛四次,出现至�一次正面�上的概率是多�? 知乎 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: zhihu.com






Try and sketch some of theseTurban, Oubliette, Barometer, Porcupine, Treasure, Goatee, Frog, Skunk, Gun, Shovel, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #5052 Gorillaz by Rafał Dawid


anonymous
anonymous
sketch #323


anonymous
anonymous
sketch #3118 Joker Hernan Da Costa Marquez


anonymous
anonymous
sketch #970 Depression


anonymous
anonymous
sketch #3613


anonymous
anonymous
sketch #3174 John Snow Helga Fon Stein


anonymous
anonymous
sketch #5330 Frozen by Amanda Kachadurian


anonymous
anonymous
sketch #1131 nərgiz


anonymous
anonymous
sketch #1695


anonymous
anonymous
sketch #2922


anonymous
anonymous
sketch #4388 Homer and the Cherry


anonymous
anonymous
sketch #5100 Shadow by An Nguyen


Ainhoa White
sketch #4305 Burka,


Donara Smbatyan
sketch #1452 donara


anonymous
anonymous
sketch #1095


anonymous
anonymous
sketch #4965


sketchmaster
sketch #2608 Beauty and the Beast by sketchmaster


Carly Kelly
sketch #120 a pretty flower


anonymous
anonymous
sketch #3513


anonymous
anonymous
sketch #3392


anonymous
anonymous
sketch #4665 Iron Maiden EDDIE by Jenna Khoùlix�


anonymous
anonymous
sketch #4984 Zombie by London Waterlilly


anonymous
anonymous
sketch #4821 Johnny M. by Z Ionut Ady


anonymous
anonymous
sketch #2574


anonymous
anonymous
sketch #3273


anonymous
anonymous
sketch #5230


anonymous
anonymous
sketch #5114 Doraemon by Carrieann Benthem

tomski抛硬币,正面�上的概率是三分之一,连续抛四次,出现至�一次正面�上的概率是多�? 知乎 coloring