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Magic is simple (for beginners)

Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

4 mois ago

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the inverse of spapi function

Hi, I have a data of (knots and coefs of function of order 5) and i want to plot the function . how to do this please??

plus d'un an ago | 1 answer | 0

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Counting Money

Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

presque 2 ans ago

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Convert yards to feet

The goal of this script is to convert a value given in yards to feet.

presque 2 ans ago

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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: ...

presque 2 ans ago

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Find the nearest prime number

Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

presque 2 ans ago

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Angle between two vectors

You have two vectors , determine the angle between these two vectors For example: u = [0 0 1]; v = [1 0 0]; The a...

presque 2 ans ago

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vectorization in N

For a given integer n (n>1), compute the sum f (i) (1 <= i <= n) where f (i) = 1 if n is odd and 2 otherwise.

presque 2 ans ago

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Remove NaN ?

input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

presque 2 ans ago

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Check if number exists in vector

Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

plus de 2 ans ago

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Are you in or are you out?

Given vertices specified by the vectors xv and yv, and a single point specified by the numbers X and Y, return "true" if the poi...

plus de 2 ans ago

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Length of a short side

Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

plus de 2 ans ago

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determine amount cookies left

started with 3 cookies and you never ate any how many are left

environ 3 ans ago

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Sum of Two Numbers

Given two integer numbers x and y, calculate their sum and put it in z. Examples: Inputs x = 2, y = 4 Output z is 6 ...

environ 3 ans ago

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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...

plus de 3 ans ago

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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...

plus de 3 ans ago

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Is it really a 5?

A number containing at least one five will be passed to your function, which must return true or false depending upon whether th...

plus de 3 ans ago

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How to subtract?

* Imagine you need to subtract a few numbers using MATLAB. * You will not be using eval for this task. * Given two ASCII strin...

plus de 3 ans ago

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radius of a spherical planet

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

plus de 3 ans ago

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Get the length of a given vector

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

plus de 3 ans ago

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Replace Negative(-) by 0 and positive by 1

In a given Matrix Replace all element having *Negative sign with 0* and *Positive elements with 1* .

plus de 3 ans ago

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Calculate the number of elements in a matrix.

Calculate the number of elements in a matrix.

plus de 3 ans ago

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calculate PI without using pi function

There are many methods to get the pi(Ratio of circumference to diameter). You should get pi without using the pi function in M...

plus de 3 ans ago

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what is the speed of the car if the car travelled 10m in 5 seconds

what is the speed of the car if the car travelled 10m in 5 seconds

plus de 3 ans ago