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Values in Array
How many values are in the array

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Rotate matrix by -90 degrees
Rotate a Matrix by -90 degrees Example: X = 1 2 3 4 5 6 7 8 9 output = 7 4 ...

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Convert radians to degrees
Given input in radians, output to degrees

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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

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Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

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Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

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Determinant of a 3x3 Matrix
Return the determinant of a 3x3 matrix. The built-in Matlab function det is not allowed.

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Rotate array 90 degrees
Rotate the given matrix by 90 degrees. Example, A = [1 2 3 ; 4 5 6 ] B = rotated(A) = [ 3 6; 2 5; 1 4 ]

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Convert degrees to radians
Given input in degrees, output to radians

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Project Euler: Problem 9, Pythagorean numbers
A Pythagorean triplet is a set of three natural numbers, a b c, for which, a^2 + b^2 = c^2 For example, 3^2 + 4^2 =...

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

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convert matrix to single column
given any matrix, convert it to single column

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Area of a disk
Find the area of a disk or circle. x= radius of the disk.

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

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Negative matrix
Change the sign of all elements in given matrix.

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Duplicate each element of a vector.
for an n-dimensional vector x, the function should return another vector 2n-dimension which each element is repeated twice. Ex...

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

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Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

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kmph to mps
convert kilometer per hour to meter per second

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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...

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Sum the squares of numbers from 1 to n
For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

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

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Matrix rotation as per given angle
Given a user defined matrix and angle of rotation, rotate the elements of output matrix as clockwise or anti-clockwise. Angle wi...

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Reverse a matrix
Its simple. You have to reverse a given matrix.

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Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals. E.g. A = [1 2 3; 4 5 6; 7 8 9;...

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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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