(01-17-2015), (09-09-2014)
(09-10-2014), (09-10-2014)
cosx=u
1 2
(09-10-2014)
sin x cosx
; 09-10-2014 11:59 AM
sin
598 sin x
...!!.. 2...!!..
( )
Complete the square ...
[CENTER] ( ) ( ) ( ) - ( ) (mohammad Leban)
(... 2024... ... - ...
" ( ) u , y
1 x , y 12 x
(598) : ( ) ( 1) ( cos ) ( ) () - -
... 2019...parametrc Equations ... 2022... *** 2017 - 2018 ...
"
(3) (1) 2012 4 2
... (1) 2012 4
: 1 (0 1 )
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