kubel

Last seen: 1年以上前 | 2022 年からアクティブ

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Programming Languages:
MATLAB
Spoken Languages:
Korean

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質問

It's a matter of differential calculation. I'm getting a formula error. Please help me
This is the problem Using Symbolic Math, calculate and state the first, second, and third derivatives of the function y for x...

2年以上前 | 1 件の回答 | 0

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質問

It's a question of finding a static integral There's an error in the formula
This is the problem syms x int(x+2/(x+1)^3-exp^-3(x+3), x, 0, 3) It's my mathematical formula It is a problem of obt...

2年以上前 | 1 件の回答 | 0

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質問

I don't know why you're saying it's an invalid expression. Help me
clear all; close all; x=linspace(-2*pi,2*pi,100); y1=sin(x^2); y2=cos^2(x); figure(1) plot(x,y1,x,y2) grid on titl...

2年以上前 | 2 件の回答 | 0

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質問

I want help solving differential equations
This question my sol syms x(t); eqn = exp(x).*(diff(x,t)+1)==1;x(0)=1; sol = dsolve(eqn); problem Error occurred durin...

約3年前 | 1 件の回答 | 1

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質問

I want help solving differential equations
This question my sol syms x y(t); eqn = exp^x(diff(y,t)+1==1);x(0)=1; sol = dsolve(eqn); problem Error occurred duri...

約3年前 | 1 件の回答 | 0

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質問

I want help solving differential equations
This question my sol syms x y(x); eqn = diff(y,x)+sqrt(1-y^2/1-x^2)==0; sol = dsolve(eqn); problem Warning: Symbol sol...

約3年前 | 1 件の回答 | 0

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質問

I want help solving differential equations
This question my sol syms x y(t); dsolve (diff(x,y) == exp^x/2*y); problem An error occurred during the following: ex...

約3年前 | 1 件の回答 | 0

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