3/10/2014
(01-17-2015), (09-09-2014)
x , y ... 2018...
(09-10-2014), (09-10-2014)
cosx=u
(09-10-2014)
sin x cosx
; 09-10-2014 11:59 AM
598 sin x
...!!.. ..!!..
( )
ʿ Complete the square
[CENTER] ( ) ( ) ( ) - ( ) (mohammad Leban)
... -... ( ) 2020... - -
" ( ) u , y
x 2018...
(598) : ( ) ( 1) ( cos ) ( ) () - -
...Biginning of calculas 2020 - ... ... () 2019 ( )
"
1 ... ...
(1) 2012 ... (3)
: (1) 2012
: 1 (0 1 )
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