为您找到与2021广东四校联考数学相关的共 1693 个结果:
东北三省精准教学年月高三联考强化卷数学令zλ则yλx所以nλλ.分1=2,1=2,1=3,=(3,2,2)(12)202412 因为y轴垂直于平面BCCB则可
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高二数学(卷)参考答案B.【答案】1A【解析】因为向量axby且ab所以xy所以xy.=1,,-2,=-1,1,,∥,=-1,=2,+=1.【答案】2C【解析】
2024-2025学年福建省福州市福九联盟高二上学期期中联考数学试题一、单选题:本题共8小题,每小题5分,共40分。在每小题给出的选项中,只有一项是符合题目要求
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