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BASICS - sum part of vector
Please make a function, where as input you get vector "x" and and vector "c", where in "c" vector you get indexes to sum. Examp...

5 years ago

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07 - Common functions and indexing 2
Define _eMat_: <<http://samle.dk/STTBDP/Assignment1_3e.png>> Calculate eMean as the mean across the rows of _eMat_. The an...

5 years ago

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Divide by 4
Given the variable x as your input, divide it by four and put the result in y.

5 years ago

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Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...

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Square Diagonal
If n is the given number, then make a diagonal matrix of size 2*2 with the square of that number.

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Will there be a new leader?
Simply answer the title.

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Squaring Matrix
Square the following matrix using matlab % A = 1 2 3 4 5 6 7 8 So new matrix should display...

5 years ago

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ASCii Code
Using matlab, give the symbol that is associated with ASCii code 122

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ASCii Code
Using Matlab get the ASCii for '?'

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07 - Common functions and indexing 1
Define _cMat_: <<http://samle.dk/STTBDP/Assignment1_3c.png>> ( _cMat_ = 10x10 matrix where the numbers from 1 to 100 runs ...

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Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

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Determine the square root
Determine the square root of the value the user has entered, n.

5 years ago

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UICBioE240 problem 1.9
Swap the first and last columns of a matrix. So if A = [12 4 7; 5 1 4]; B = [7 4 12; 4 1 5]; ...

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Is My Wife Wrong?
Answer the question. (see also <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right Problem 149: Is my ...

5 years ago

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Times 3 problem
When you enter the number, it should return the number multiplied by 3

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Is my wife right?
Regardless of input, output the string 'yes'.

5 years ago

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UICBioE240 problem 1.16
sin^2(pi/6) + cos^2(pi/6)

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find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

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Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

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Create incrementing array
Given a and b generate an output matrix as shown in following examples: a=2 b=5 output=[2 20 200 2000 20000] a=4 b...

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Test Problem; Create a 5x5 array containing all ones
This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

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07 - Common functions and indexing 5
Create the vector _lin_: <<http://samle.dk/STTBDP/Assignment1_7e.png>> (the integers from 1 to 20) Make every other val...

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Rounding
Round 10.67 and make 'y' equal to that number.

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Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

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Add a row of zeros on top of a matrix
Given a matrix, insert a row of zeros as the top row.

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Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

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multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

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Test - Add sequence of numbers with given start, step, and end

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How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

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Sum of the Multiplication of Vectors
Given the vectors x and y as input, multiply the vectors and return the summation of its elements. Example: x = [1 2 ...

5 years ago