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Beginner's Problem - Squaring
Try out this test problem first. Given the variable x as your input, square it by two and put the result in y. Examples: ...

9 years ago

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select the primes of a vector
Find the prime numbers in a vector

9 years ago

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

9 years ago

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05 - Vector Equations 2
Define the vectors _aVec_ and _bVec_: <<http://samle.dk/STTBDP/Assignment1_2a.png>> and <<http://samle.dk/STTBDP/Assig...

9 years ago

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Add 7
Given an input variable x, output a variable y that is 7 greater than x. Example: Input x = 1 Output y is 8 Input ...

9 years ago

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Evaluating a polynomial
Given the following polynomial and the value for x, determine y. y = 3x^5 – x^3 + 8x – 3 Example x = 1 y = 3 - 1 +...

9 years ago

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What number has this problem?
This problem is added because it is problem number *???* in the "Community" problems section. <http://www.mathworks.de/matlab...

9 years ago

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07 - Common functions and indexing 4
Define the matrix _cMat_: <<http://samle.dk/STTBDP/Assignment1_3c.png>> ( _cMat_ = 10x10 matrix where the numbers from 1 t...

9 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...

9 years ago

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05 - Vector Equations 3
Define the vector _dVec_: <<http://samle.dk/STTBDP/Assignment1_2d.png>> (Logarithmically spaced numbers between 1 and 10) ...

9 years ago

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

9 years ago

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Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

9 years ago

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

9 years ago

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Area of a triangle
A triangle is given with base *'b'* ,vertical hight *'h'* . then find it's area.

9 years ago

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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....

9 years ago

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Constructing column arrays
* Construct a column array elevatorStops with values 2, 4, 5, 9, and 10

9 years ago

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Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

9 years ago

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Double colon operator: Counting up
* Construct a row array countValues from 1 to endValue, using the double colon operator. Ex: If endValue is 5, countValues s...

9 years ago

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Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

9 years ago

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Nth root.
* Assign outValues with the nth root of the inValues, the root is specified by rootValue

9 years ago

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Number of toolboxes?
Return a number equal to the number of toolboxes available to the Cody solvers.

9 years ago

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

9 years ago

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Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

9 years ago

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Rotate a Matrix by 90 degrees
Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

9 years ago

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Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

9 years ago

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07 - Common functions and indexing 3
Define _eMat_: <<http://samle.dk/STTBDP/Assignment1_3e.png>> Create the variable _eMat2_, which is equal to _eMat_ with th...

9 years ago

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Who has power to do everything in this world?
There is only one person who is older than this universe. He is Indian version of Chuck Norris.

9 years ago

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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...

9 years ago

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

9 years ago

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04 - Scalar Equations 2
Define the variables a and b: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> <<http://samle.dk/STTBDP/Assignment1_4-b.png>...

9 years ago