Oblicz Wartość liczbową wyrażenia
sin 60stopni cos 30stopni - ([tg45stopni)]
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sin 30stopni + cos 60stopni
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sin60* cos30* - (tg45*)² √3/2 * √3/2 - ( 1 )² 3/4 - 1 - 1/4
---------------------------------- = ------------------------------- = ---------------- = --------- = - 1/4
sin30* + cos60* 1/2 + 1/2 1 1
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