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An Chan


自 2017 起处于活动状态

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统计学

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Why this happen in using limit, i cant use syms ? someone help me, i need to do my homework, oh god please.
syms x h limit(sin(x)/x) limit((sin(x + h) - sin(x))/h, h, 0) Undefined function or variable 'syms'.

6 years 前 | 1 个回答 | 0

1

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Index exceeds matrix dimensions det
D is matrix right? why det(D) not work someone help me

6 years 前 | 2 个回答 | 0

2

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rref,rank,transform matrix without using command rref and rank
rref,rank,transform matrix without using command rref and rank;someone help me please,thanks you so much

6 years 前 | 0 个回答 | 0

0

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rref and rank,transform matrix
for example A=[1 1 1; 2 3 4; 2 3 2] =>(row2 -2 row1;row3- 2 row 1) A=[1 1 1; 0 1 2; 0 1 0]=>(row3-row2)A=[1 1 1;0 1 2;0 0 -2];i...

6 years 前 | 0 个回答 | 0

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