±ياضيات-11-علمي-ف4.pdf · 2016 / 2015 - - cos 2x — 3 cos 2x 27t 37t 37t = la i lbl...
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- ±ياضيات-11-علمي-ف4.pdf · 2016 / 2015 - - Cos 2x — 3 Cos 2x 27t 37t 37t = la I lbl —3 cos (2x ) 2015.201 J_JJ 27t
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