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Delete blanks at the end of string
you got to delete all blank spaces which appears at the end of string

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Display negative numbers
Given array,x, display all the negative numbers and display output as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

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row removal
Consider a matrix and remove the first row of the matrix.

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Kinetic Energy
Given mass, m, and kinetic energy, KE, find the velocity of the object.

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"Power matrix" of two vectors
Given two row vectors x,y of lengths m and n (respectively), create an m x n matrix whose i,j entry is x(i)^y(j).

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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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modulus of a number
find the modulus of a given number

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Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

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

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Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

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Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

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Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

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Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

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Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

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Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

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Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

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Sort the vector with the given index
Given x = [1 2 4 8 17] and t = [1 3 2 5 4] then y = [1 4 2 17 8].

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Vertically stack two vectors
Stack two vectors on top of each-other so that... if A = [1 5 3] and B = [8 6 4] then C = [1 5 3 ; 8 6 4]

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Sum all integers from 1 to 2^x
Given a number x, your function must return the summation of all integers from 1 to 2^x.

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Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.
if a given matrix a = [1 2 3;4 5 6]; so answer is going to be [1 3;4 6]

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Negation the hard way
Write a function that has the following property: f(f(x)) = -x for any numeric array x. Note that there is no restriction on ...

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~~~~~~~ WAVE ~~~~~~~~~
|The WAVE generator| Once upon a time there was a river. 'Sum' was passing by the river. He saw the water of the river that w...

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Create an array (n,n) where only diagonal elements are '1' and others are '0'
Create an array (n,n) where only diagonal elements are '1' and others are '0' EX: n = 3; then Resultant array would be [ 1 0...

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Create a Standard Size Vector
Given an input x, create a row vector y from 1 to x with 5 elements.

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Energy of an object
Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...

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index of n^2 in magic(n)
input=5 magic matrix 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22 10 ...

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