√a/b=????

visibility 1 просмотров schedule 5 г. назад timer 2:13
open_in_new Dailymotion
PCM Study by GS
√a/b = √a / √b<br /><br />√3 /7 = √3 / √7<br /><br />√15 /17 = √3×√5 /√17<br /><br />√213 /517 = √213 /√517