2024-04-15215.16 KB9页
2024-04-15215.18 KB8页
2024-04-152106.81 KB5页
2024-04-152719.02 KB47页
2024-04-142731.57 KB42页
2024-04-14259.27 KB46页
2024-04-14256.38 KB22页
2024-04-1424.82 MB32页
2024-04-1423.18 MB9页
2024-04-142752.44 KB10页
iA(a,0,0)B(0,b,0)ijkxy坐標空間中,設,,分別為軸、軸、(0,1,0)(0,0,1)jk,。OQQOPP此時,OAOBOCaibjck。vPvOP空間中,對於任一向量,必有點,使得。(,,)abcvaibjck即存在唯一序對,使得。(,,)vabcabc此時記作,並稱、、分別為OxyzP(a,b,c)C(0,0,c)Q(a,b,0)jk空間向量的坐標表示法則點P在x軸、y軸、z軸上的投影點分別為A(a,0,0)、B(0,b,0... 2024-04-142827.38 KB34页
2024-04-142266.68 KB22页
2024-04-1423.52 MB34页
2024-04-1421.69 MB59页
2024-04-1424.19 MB21页
2024-04-1426.76 MB55页
2024-04-1425.4 MB86页
2024-04-142107.5 KB2页
2024-04-142623.5 KB29页
2024-04-142286 KB5页