1编号:18945题型:解答题测试正确率:0%
-2×
2编号:18944题型:解答题测试正确率:0%
×
3编号:18943题型:解答题测试正确率:0%
4编号:18689题型:解答题测试正确率:0.0%
计算:(1) (2)-32×23 (3)(-3)2×(-2)3 (4)-2×32 (5)(-2×3)2 (6) (7)-(-2)4 (8)(-1)2001 (9)-23+(-3)2
5编号:2088题型:解答题测试正确率:77.93%
已知α是锐角,且sin(α+15°)=,求的值.
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