Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

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

Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...

MATLAB Basic: rounding IV

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

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

Create a Matrix of Zeros
Given an input x, create a square matrix y of zeros with x rows and x columns.

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.

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

You just measured its surface area, that is the input.

sum of first 'n' terms
Given n=10, find the sum of first 'n' terms Example: If n=10, then x=1,2,3,4,5,6,7,8,9,10. The sum of these n=10 terms is 55...

only input
Return the output without writing any code into the function.

Temperature conversion
Convert temperature in degrees Celsius (C) to temperature in degrees Kelvin (K). Assume your answer is rounded to the nearest Ke...

Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

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

Who is the smartest MATLAB programmer?
Who is the smartest MATLAB programmer? Examples: Input x = 'Is it Obama?' Output = 'Me!' Input x = 'Who ?' Ou...

Find the sum of n squares
What is the sum of the squares of the first n integers?

Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

Return area of square
Side of square=input=a Area=output=b

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

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].

Max of a Vector
Write a function to return the max of a vector

Min of a Matrix
Return the minimum value in the given matrix.

Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

Will there be a new leader?

Is the input divisible by 3?
Return true if the input is divisible by 3 and false if not.

Count up then down
Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

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

Multiply by 3
Given the variable x as your input, multiply it by three and put the result in y.