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Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

10年以上前

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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 ...

10年以上前

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Orthonormal matrix
You decide whether any given matrix is an orthonormal matrix or not. If each column in a matrix is perpendicular to the other...

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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...

10年以上前

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Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

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Lightning strike distance: Writing a function
Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

10年以上前

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

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

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Logic variables
* Assign isAvailable with true.

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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...

10年以上前

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Matlab Basics - Absolute Value
Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

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Calculate distance travelled when given radius and rotations
When given radius of wheel and number of rotations calculate total distance travelled consider pi=3.14

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Remainder
Make 'y' equal to the remainder of 27 divided by 5. When x=27 and t=5

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Will there be a new leader?
Simply answer the title.

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Equal to their cube
Tell me three real numbers that are equal to their cubes?

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Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative

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

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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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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...

10年以上前

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All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

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given 3 sides, find area of this triangle
1:3 -> 0; 3:5 -> 6

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Get the length of a given vector
Given a vector x, the output y should equal the length of x.

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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

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

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Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

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Conversion from hours to mili sec
Convert given input in hours to mili seconds

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How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

10年以上前

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

10年以上前

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Find relation between x and y.
if 1 = 2 2 = 9 3 = 28 How is x related with y?

10年以上前

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Cost computation and Display
Given a positive number of pens, a cost is computed and displayed. One Pen costs 1.99 dollars

10年以上前