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Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

más de 11 años hace

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

más de 11 años hace

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

más de 11 años hace

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

casi 12 años hace

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

casi 12 años hace

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Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

casi 12 años hace

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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

casi 12 años hace

Pregunta


vec2mat function unrecognized by Cody
Hello, I tried to solve the "Create times-tables" problem in Matlab Cody and it appears that the vec2mat function is not reco...

casi 12 años hace | 1 respuesta | 0

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respuesta

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

casi 12 años hace

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

casi 12 años hace

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

casi 12 años hace

Pregunta


Save FOR loop data into a vector
Dear all, I am trying to save the data that I get from a FOR loop into a vector. Here is my example: X = [ -5 1 -2 9 ...

casi 12 años hace | 2 respuestas | 0

2

respuestas

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

casi 12 años hace

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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...

casi 12 años hace

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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...

casi 12 años hace

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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]; and ...

casi 12 años hace

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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.

casi 12 años hace

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

casi 12 años hace

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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...

casi 12 años hace

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

casi 12 años hace

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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 ...

casi 12 años hace

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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...

casi 12 años hace

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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:...

casi 12 años hace

Pregunta


How to evaluate the x value corresponding to an y value from a plotted y(x)?
I am trying to evaluate the x value corresponding to an y value, after plotting y(x). How can I do that for any kind of values? ...

alrededor de 13 años hace | 1 respuesta | 0

1

respuesta

Pregunta


How to evaluate multiple definite integrals using the integral(F,min,max) function?
I am trying to evaluate the integral of a function F using the integral(F,min,max) Matlab built-in function. The problem is that...

más de 13 años hace | 1 respuesta | 0

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