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So many choices
For inputs _n_ and _k_ (in that order), output the number of ways that k objects can be chosen from amongst n distinct objects. ...

2 years 前

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Counting down
Create a vector that counts from 450 to 200 in increments of 10.

2 years 前

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Matlab Basics - Rounding I
Write a script to round x DOWN to the next lowest integer: e.g. x = 2.3 --> x = 2 also: x = 2.7 --> x = 2

2 years 前

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Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area

2 years 前

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What percentage?
Calculate the output c as the percentage of a on b for given a and b.

2 years 前

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Back to basics 14 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

2 years 前

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Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F. Examples: Input F = 90 Output C is 32.22 I...

2 years 前

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square root
Find the square root (y) of an input (x).

2 years 前

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05 - Vector Equations 1
Define the vector _cVec_: <<http://samle.dk/STTBDP/Assignment1_2c.png>> (all the numbers from 5 to -5 in increments of -0....

2 years 前

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Deleting an element in a matrix
For vector Grades=[98 56 78 34 100 88 87], delete the number 78 to get the following matrix Grades=[98 56 34 100 88 87] **re...

2 years 前

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Make a Plot with Functions
Make a plot and test

2 years 前

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Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

2 years 前

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Create a square matrix of multiples
Given an input, N, output a matrix N x N with each row containing multiples of the first element of each row. This also applies...

2 years 前

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pressure to dB?
given x ratio of pressure, find corresponding y dB

2 years 前

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Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

2 years 前

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Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

2 years 前

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04 - Scalar Equations 3
Define the variables a, b, and c: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> <<http://samle.dk/STTBDP/Assignment1_4-b....

2 years 前

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Matlab Basics - y as a function of x
Write a function to calculate y as a function of x, such that y = 6x^2 + 5x - 2

2 years 前

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Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

2 years 前

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y equals x divided by 2
function y = x/2

2 years 前

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Unit Matrix
Given n, you should return an n-by-n unit matrix. Example: If input is n=2 then A = [ 1 0 0 1 ] If input is n=4 th...

2 years 前

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find the maximum element of the matrix
for e.g x = [1 2; 3 4] y = 4

2 years 前

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Vectors counting by 2
Create a vector numbers from 7 to 15 in increments of 2

2 years 前

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Convert yards to feet
The goal of this script is to convert a value given in yards to feet.

2 years 前

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Sum of odd numbers in a matrix
Find the sum of all the odd numbers in a matrix. Example x = [2 3 5 7 1 4 11] y = 27

2 years 前

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Find out sum of all elements of given Matrix
Find out sum of all elements of given Matrix A=[1 2 3;4 5 6 ;7 8 9]; Answer must be: 45 *If you like this problem, pl...

2 years 前

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How many days in a month?
Return the number of days in a given month in 2017. If the input is not a valid month number, return -1. Examples: Input...

2 years 前

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Solving Quadratic Equations (Version 1)
Quadratic equations have the form: ax^2 + bx + c = 0. Example: x^2 + 3x + 2 = 0, where a = 1, b = 3, and c = 2. The equation has...

2 years 前

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Change the sign of even index entries of the reversed vector
change the signs of the even index entries of the reversed vector example 1 vec = [4 -1 -2 9] ans = [9 2 -1 -4] example2...

2 years 前

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Is it a number?
Determine if input is numeric. If it is,output is 1; if it is not, output is 0.

2 years 前