[中學] 100年南區數學請教
50. 令V=p(x)|p(x)為複係數多項式且deg(p(x))小於等於3,則dim(R)V為 ans:8
43.∫(1+e^(-x)) * (x^-1) dx =
41. 函數f(x,y)= x^4 + y^4 + 4xy +1的saddle point(鞍點)? ans:(0,0)
29 y'+4y=3* (e^2x)* y^2 求解
30. 求乘法群U(15)={1,2,4,7,8,11,13,14}中元素7的order ans:4
題目打的不好 詳情連結 感謝
數學試題 http://zzb.bz/0ASM0 數學答案 http://zzb.bz/DOPL3
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