Report - УДК 373.167.1:512 - cdn.gdz4you.com · 5) cos2165° + sin2165°; 6) sin sin cos cos. 0 90 0 90 ° + ° ° − ° 1.5.° Вычислите: 1) 4 cos 90° + 2 cos 180° – tg 180°;

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