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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

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Add two numbers
Given a and b, return the sum a+b in c.

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

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how to extract some elements in the array using matlab?
Hello Mr. Khan, Slice_z = Slice_z(Slice_z >= 0 & Slice_Z<=3) Should work. Cheers, Deepak

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How to create a graph time vs value n
Hi Emilia, Placed of toc in the function will just display the elapsed time there instead you need to return the elapsed time f...

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Is there any missing in my simulation via lsim?
Hi Volkan, I am not being sarcastice, just a suggetion, i think you should go through the basics of state space modeling. for b...

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How to fill table column value with string during creation?
Hi Sara, From what i understand you want to create table, and want to populate first column values for all rows. Here is a pi...

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Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

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How to retrieve the row value using the column value and row-column intercept value when using 2D look up tables?
I think this might work. x_found = t.x((t.y==39)&(t.z==3.2))

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Single sided spectrum of vector y obtained using fft
You can refer FFT Documentation. There are multiple examples to obtain this. https://in.mathworks.com/help/matlab/ref/fft.html

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Creating a new object from existing object but after excluding one specific property.
Hi All, I want to copy an object from exsiting object but don't want to copy all the properties, more specifically one perticul...

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doubt in the specific lines
':' means 'All'. For example in your code you have created a mask of size 4*20 and initialized it with zeros. i.e. mask = zer...

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Moving Average filter window size automatically up-scaled by 1
Hi Varun, In filterDesigner, you have mentioned filter order as 15 and filter taps or length of filter is order+1. The N genera...

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Difference 'bandpower' with time-dependent signal or 'bandpower' with PSD
Hi Inti, Bandpower function by default uses hamming window and in the psd calculation you have used rectangular window which is...

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Divide by 2 every second double column without losing structure of cell array
Below program should work for your problem: test = {[10, 15], [20, 30]}; for index = 1: length(test) test{index}(:, 2) ...

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How to replace a string in a table
I am providing a solution, i suspect it's not the ideal solution but it should work. test = table(); test.month{1} = 'JANUARY'...

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How to plot magnitude and phase spectrum of the function
Star Strider has given the answer but just FYI: X = tf([1 0], [1 -2 1]); bode(X), grid This will work too. You can know more...

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What does "Index exceeds the number of array elements (6)." mean?
Hello Jonathan, It's hard to root cause the problem without having the xlsx sheet you are using in your program. But in general...

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how to draw two y axis?
As suggested by Madhan, you can use yyaxis function to show 2 different scales on yaxis. In your case, x=[0,0,0,0,0,76,344,60...

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urgent help, please
If you want to enter the values one by one, then you can use a loop: N=input("Enter the number of stories: ") for index = 1:N ...

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Array indices must be positive integers or logical values
Hi Abhijit, Here you don't need to use index. I think you are trying to create a function of x with f(x), but as you have alre...

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Writing a program to combine multiple arrays
Hello Grace, You can simply concate 2 or more arrays in below fasion. If A and B are 2 row arrays and you want A being appende...

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Error: Function definition not supported in this context. Create functions in code file.
Hi Augstin, In matalb, you need to write your function in a seperate matlab file and then you can call this function either fro...

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Putting array indexes into a larger one
Hello Mert, I am not completely sure what you want to do but got some impression so have made some modification in your code. ...

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