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Ibraheem


Last seen: 4 months 前 |  自 2022 起处于活动状态

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统计学

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how to use inverves in matrix
Hi, I am trying to make an inverse of a value but I keep getting errors, what can i do to solve this issue.

4 months 前 | 1 个回答 | 0

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I can't run a file
Hi I am trying to run a file but i keep getting this error.

4 months 前 | 1 个回答 | 0

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Plotting a 2d graph
Can someone please help me in plotting a ellipse with a function x^ 2 + 9y ^2 = 9

1 year 前 | 1 个回答 | 0

1

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calculating Double integral over a region
I am trying to plot this double integral but i keep getting an error, can someone help me out thanks. ymax = @(x) sqrt((9-x....

1 year 前 | 2 个回答 | 0

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Triple integers (cylindrical method)
I am trying to write a code for a triple integral with function of r (radius) t (theta) z xy/2 <= z <= (x^2+2y^2) 1/2 x = rcos...

1 year 前 | 1 个回答 | 0

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Making a horizontal region between two functions
How do i fix this, my region is showing on the wrong part of the fuction, but i want it on the other part. can i get help f = @...

1 year 前 | 1 个回答 | 0

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Creating horizontal regions between functions
I tried doing it, but i kept getting it wrong, can you help and tell me what my mistake is. f = @(x) cos(x); g = @(x) x-x; a...

1 year 前 | 1 个回答 | 0

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how to flip a function
I am trying to flip the last plot so it can fit into the other plots f = @(x) x.^3; g = @(x)x; a = 0; b =1; fplot(f, [a, b...

1 year 前 | 1 个回答 | 0

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Creating a horizotal region
I don't really understand how to create a horizontal region between two functions in a graph. I did this to get the vertical re...

1 year 前 | 0 个回答 | 0

0

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plotting as a function of x
I have no problem ploting as a function of y but when i try replicating it and plotting it as a function of x i get an error or ...

1 year 前 | 1 个回答 | 0

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How to do type II double integration on matlab
I have no problem using type I (dydx) and when I use it i get the correct answer but if i try replicating the same method using ...

1 year 前 | 2 个回答 | 0

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Example of how to use verticalregion
can someone please post an example of using vertical region on a x-y graph. Tanks

2 years 前 | 0 个回答 | 0

0

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How to plot x = 1 without any y variable
Ho do i plot a vertical line on a x y graph (x =1) without using the y variable

2 years 前 | 1 个回答 | 0

1

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fminsearch for a function f(x,y) = x^4 -3xy+2y^2
can someone please explain what hapens when i usw fminsearch with a starting value of (0,0)

2 years 前 | 4 个回答 | 0

4

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How do i use fminsearch to find the minimum or maximum of a function . x.^4-3.*x.*y+2.*y.^2
I trying to use fmin search for a function of 2 variable

2 years 前 | 2 个回答 | 0

2

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