тригонометрик айниятлар

1426137082_60577.ppt 1 45 ; 2 2 2 1 2 45 cos ; 2 2 2 1 2 45 sin 0 0 = = = = = = = = a a tg a a a a 2 3 ) 2 ( 2 2 2 2 a a a bd ab ad = - = - = 3 60 cos 60 sin 60 ; 2 1 30 sin 60 cos ; 2 3 30 cos 60 sin : ) 90 cos( sin . 3 3 3 1 2 3 : 2 1 30 cos 30 sin 30 ; 2 3 : 2 3 30 cos ; 2 1 : 2 30 sin 0 0 0 0 0 0 0 0 0 …

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