→ never00696:試試看用stoke's旋度定理@@ 140.127.73.114 06/24 20:56
→ dn890221:最後一行就是用完的結果 還是不會積140.112.202.116 06/24 20:57
※ 編輯: dn890221 來自: 140.112.202.116 (06/24 21:03)
※ 引述《ppp9654 (^^)》之銘言：
2 2 2
C為平面x-2y+2z=9與球面x +y +z =25相交成的圓
→ 2 ^ 2 ^ 2 ^
若Ｆ = -2z i + x j - 4y k
→ →
C自原點望去依順時針 求線積分∮Ｆ‧dｒ
Ｃ
要怎麼在圓心(1,-2,2)法向(1,-2,2)半徑4的圓內積4x-8y+8z呢?
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