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Period of a pendulum
Consider a small object hanging on a massless thread and pulled back from equilibrium at a small angle. Assuming that the pivot ...

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Matrix Pattern 10

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Matrix Pattern 9

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Matrix Pattern 8

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Matrix Pattern 7

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Matrix Pattern 6

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Matrix Pattern 5

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Matrix Pattern 2

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Number Puzzle - 050

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Alternate elements!
Write a function that combines two lists by alternating the elements, e.g. ['a','b','c'], ['1','2','3'] → 'a1b2c3'.

17 días hace

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Save variables
a=[1] Save variable a that is located in workspace into current folder. File name should be 'a.mat'

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provide the numerical answer to these number questions...
return a row matrix containing the sorted numbers which answer the following questions: a) what is the first Knuth number to...

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Find nth triangular number.
Calculate the triangular number of given integer n.

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Write a function that gives the ReLU of the input.
The ReLU function is given by, In here, x input can be a scalar, vector or a matrix.

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Automatic String Editing
In this function, you will take an incoming string, and output the same string with each character one letter later in the alpha...

19 días hace

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Simple String Concatenation
This is a simple problem involving taking two incoming strings, and outputting the concatenated string with a space separating t...

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Cycling — Critical Power
From Training and Racing with a Power Meter by Allen and Coggan: "A number of equations have been presented in the scientific...

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remove nans fast
There are several ways to locate and remove nans in a matrix, and return an 1d row vector. In this problem the challenge is ...

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Gear ratio of a gear pair
Let's assume that we have a pair of two gears(pinion-bigger gear). The goal is to calculate the gear ratio(i) given the number (...

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Special Relativity 101.
Special relativity states that the effective mass of an object varies as a function of its velocity. If *c* is the speed of ligh...

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P(girl likes you | she smiled at you)
Compute the probability Given the input probabilities

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Build the Well
Calculate the total time taken for building 'n' wells given : Worker A takes a hr to build the well alone Worker B takes b hr...

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Bag of apples
find probabilty of getting red apples from a bag of 'r' red and 'g' green apples.

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Matrix Rotation
Write a MATLAB function that rotates a given matrix by 90 degrees clockwise. The rotation should be performed in-place, without ...

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Calculate the Compression of a Spring
A mechanical engineer wants to determine how much a spring will compress when a force is applied to it. According to Hooke’s Law...

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Addition II
find a+b+c+d

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X-intercepts of a quadratic.
Find the y value of the quadratic of the function at a point x.

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Write a string
The answer should be a string that is the value: "I like apples!" (Ignore the quotation marks, just write what is inside the ...

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Point on a line
Find the slope of the straight line between the points a and b. Then find y at x=20.

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Division
Divide a by b.

21 días hace