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NikaNeznaika
@NikaNeznaika
August 2022
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Сравните с нулем значение выражений
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bochinigorr
1) sin110 cos140 < 0;
2) sin 80 cos 100 cos 148 > 0;
3) sin 128 cos^2 130 tg 92 < 0;
4) sin 70 cos 90 tg 104 = 0;
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Answers & Comments
2) sin 80 cos 100 cos 148 > 0;
3) sin 128 cos^2 130 tg 92 < 0;
4) sin 70 cos 90 tg 104 = 0;