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楼主 |
发表于 2009-2-9 09:50:57
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来自: 中国河北邯郸
我整理成这个样子,
' u- o: J8 `. I9 W' t3 i3 H/ ^[x,y]=solve('x*(1+2.4sec(y))=11147000','y-sqrt (x/6.625400000) =0','x','y')
/ F9 M9 d% x. u' @可总不行,怀疑为三角函数sec的原因,提示为8 n9 J2 m# a2 z0 f4 E% x3 I; O
??? Error using ==> solve at 77
3 O6 F: l. c3 ?& D6 T1 C$ @: y' x*(1+2.4sec(y))=11147000 ' is not a valid expression or equation.. f7 T6 O" h, `2 g6 c
有没有人帮忙下 |
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