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Increment up an input vector
Increment up an input vector by adding the indices to the vector values. For example, if an input vector is [3, 2, 6, 1, 6], the...

2 years ago

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What gear ratio does the cyclist need?
A cyclist (perhaps including our famed Codysolver the cyclist <http://www.mathworks.com/matlabcentral/cody/players/1841757-the...

2 years ago

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Compute the missing quantity among P, V, T for an ideal gas
Consider 100 mol of helium gas at a certain pressure (P), volume (V), and temperature (T). Assuming that the ideal gas law appli...

2 years ago

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Calculate Engine Power
Calculate Engine Power (P) in kW given the values of Torque(M) in Nm and Engine Speed(n) in rpm

2 years ago

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Calculate compression ratio of engine
Calculate compression ratio of engine given compression volume of cylinder(Vc), piston stroke(s) and valve diameter(d)

2 years ago

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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

2 years ago

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Toolbox check part 3
In my ongoing quest to highlight obscure parts of MATLAB, the latest challenge is to take 2 string inputs, one a MATLAB toolbox ...

2 years ago

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Replace Nan!
Replace Nan in the given vector(v) with 9999.

2 years ago

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Area of a pentagon
Given the side of a regular pentagon and its apothem return the area of pentagon. Remember the area of pentagon is calculate ...

2 years ago

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Vandermonde Matrix
Create the Vandermonde Matrix of the given vector. The matrix consists of columns as powers of the vector, so the first column i...

2 years ago

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0, 2, 0, -2, 0, 2, 0, -2, ...
Generate the first n terms of a periodic sequence defined as f(x) = 0, 2, 0, -2, 0, 2, 0, -2, ..., for x = 1, 2, 3, 4, 5, 6...

2 years ago

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Calculate roots of polynomial given as vector array.
Calculate roots of polynomial given as vector array. Example x=[1 2 0 5 0 3] result=[-2.7267 ; ...

2 years ago

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Rotate Matrix Depending on the input
Rotate matrix (CounterClockwise) via 90, 180 or -90 depending on the input Ex. a = [1 2 3; 4 5 6; 7 8 9] b = 90; ...

2 years ago

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Annoying population
Every year the number of annoying persons in the office triples Found the population, given a(0) and t

2 years ago

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Convert a vector of Integers into a matrix of binaries
Convert a vector of positive integers into a matrix containing their binary representation. Each column of the output contains t...

2 years ago

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Number Persistence
A number's persistence is the number of steps required to reduce it to a single digit by multiplying all its digits to obtain a ...

2 years ago

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given number is power of n or not?
Check weather The input is power of n or not? for example x=8,n=2 --> true x=6,n=2 --> false

2 years ago

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Repeat The Components of Matrix
Repeat The components of a matrix so that the size of the output matrix is double to input matrix and components are repeated ne...

2 years ago

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Product of all elements in an array
Compute the product of all elements in an array.

2 years ago

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lb to kilogram
convert lb to kilogram units, easy

2 years ago

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Pandigital number n°1 (Inspired by Project Euler 32)
A little warm-up to begin... An n-digit number is pandigital if it makes use of all the digits 1 to n exactly ONCE. For ex...

2 years ago

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Isothermal Expansion
Given the initial pressure and volume of an ideal gas, calculate the new volume, given the new pressure. Hint: <https://en.wi...

2 years ago

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Wind outward from the center ...
Create an n-by-n matrix with elements ranging from 1 to n^2 in a rectangular spiral pattern. Example if n = 5 : 21 ...

2 years ago

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Median computation (★)
Given a vector of values, compute the median. The median is defined as the middle value in a set of *sorted* data. Thus, if ...

2 years ago

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Datetime basics
Generate the datetime scalar representing the current date

2 years ago

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User defined nextpow function
Create a function which will take 2 arguments as n and x, and return y, where, n^y >= abs(x). [ Similar to builtin "nextpow2" fu...

2 years ago

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Matrix Pattern 1

2 years ago

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Count me in
Count the number of occurrences of the second input in the first input Ex. x1 = 12344455511; x2 =2; output = 1 ...

2 years ago

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The sum of individual numbers...
Well this one is taking a number and then summing the individual parts till you reach a value of 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0...

2 years ago

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Reverse CHECKBOX MATRIX with 69
Create a reverse checkbox matrix with '69'. Where the size is the input and output will be a square checkbox matrix. Exa...

2 years ago