Ngày tải lên :
28/11/2015, 15:35
... Ta cú: < x < x > x x 5x + 5x + = + V A = x x x x 0, 75 0, 25 0, 25 0, 25 0, 75 0, 25 0, 25 0, 25 0, 25 0 ,5 0, 25 0 ,5 0, 25 x 5( 1 x) x x 5( 1 x) + + = + +5 x x x x x x 5( 1 x) x 5( 1 x) + =2 Vỡ x x x ... y2018 l s chn Do ú: (2012x20 15 + 2013.y2018) l s chn m 20 15 L s l (vụ lớ) +) Nu y l s l thỡ y1009 l s l C 0 ,5 0, 75 0 ,5 0,25d 0, 25 0 ,5 0 ,5 0 ,5 0 ,5 0 ,5 0 ,5 0 ,5 0, 25 Do ú chn y1009 = (2n+1) (n ... = 0 ,5 0 ,5 0 ,5 0 .5 0 ,5 0 ,5 0, 25 0, 25 0, 25 0, 25 0, 25 b, ( ( ) x = x+3 = x = x=1 (tha món) x + = b, Cho 00 < < 900 v sin + cos = Tớnh tan 7 Vỡ sin + cos = sin = cos 5 ...