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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

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Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...

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Basic electricity in a dry situation
&#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#...

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Extra safe primes
Did you know that the number 5 is the first safe prime? A safe prime is a prime number that can be expressed as 2p+1, where p is...

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Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

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Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

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Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

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Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

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Flipping
Write code that can reverse the vector without using any sort of loop. Example Given the input vector A = [ 1 2 3 4 5...

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Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3

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Celsius to Fahrenheit converter
Convert Celsius to Fahrenheit degrees.

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

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Rounding
Round 10.67 and make 'y' equal to that number.

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Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

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Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

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surface of a spherical planet
you just discovered its circumference, that is the input.

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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...

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2 b | ~ 2 b
Given a string input, output true if there are 2 b's in it, false if otherwise Examples: 'Macbeth' -> false 'Publius Cor...

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Wind Chill Computation
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

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Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

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Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

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The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

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Divisible by 8
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

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Divisible by 4
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

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Divisible by 6
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

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Divisible by 15
Write a function to determine if a number is divisible by 15. If a number is <http://www.mathworks.com/matlabcentral/cody/proble...

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Divisible by 10
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

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Divisible by 9
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

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Divisible by 3
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

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Divisible by 5
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

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