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第32讲平面向量基本定理及坐标表示(时间:45分钟)1.已知点A(0,1),B(2,3),向量⃗BC=(-3,1),则向量⃗AC等于()A.(1,-2)B.(-1,2)C.(1,-3)D.(-1,3... 2026-05-17104144.32 KB4页89
第32讲平面向量基本定理及坐标表示1.D[解析]因为A(0,1),B(2,3),所以⃗AB=(2,2),所以⃗AC=⃗AB+⃗BC=(2,2)+(-3,1)=(-1,3),故选D.2.B[解析]由... 2026-05-17124341 KB7页57
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