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Sum multiples

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Period of a pendulum

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Problema

Period of a pendulum

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Angular Velocity

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Problema

Angular Velocity

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Vector parallel to plane?
Given the coefficients of the equation which defines a plane as follows: ax+by+cz=d, return a boolean indicating whether the 2n...

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Area of Cylindrical Shell

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Problema

Area of Cylindrical Shell

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Volume of Cylindrical Shell

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Problema

Volume of Cylindrical Shell

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Polygon in a unit circle

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Lateral Area of a Right Rectangular Pyramid

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Prime Ladders
A <http://en.wikipedia.org/wiki/Word_ladder word ladder> transforms one word to another by means of single-letter mutations. So ...

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Twin Primes
Twin primes are pairs of primes that are immediately next to each other (difference of two). The lesser of twin primes are 3, 5,...

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Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

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Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

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solve large sparse jacobian matrix (with an example)
I assume that the Jacobian matrix is needed as a part of implementing Newton's method to solve system of non-linear equations. F...

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Matlab function solve number pattern
The following code listing should do it (ignore the zeros in the output): cnt=0; for i=1:5 for j=1:i cnt=cnt+1; ...

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symbolic system of equations matlab
You might want to check out the information in the following link https://www.mathworks.com/help/symbolic/solve-a-system-of-alge...

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Multiplication between matrices with different dimensions
Your loop is in terms of "w"; however, in the loop "w" is not used at all. Shouldn't "i" be "w"? The pseudoinverse matrix can b...

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Newton's Optimization Method
The following link provides information about Hessian Matrix for a scalar function: https://www.mathworks.com/help/symbolic/hess...

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Is it an Armstrong number?
An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. Fo...

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Which quadrant?
Given a complex number, output quadrant 'I' 'II' 'III' or 'IV' | II | I | ...

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Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

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Spot the First Occurrence of 5
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

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Plotting a graph on MATLAB
In order to see more "dots", you need to add "hold on" on the line after plot. However, since you want to plot it against the nu...

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Add title to subplot (a), (b), (c) with already existing titles for parameters.
You might want to take a look at this posting: https://www.mathworks.com/matlabcentral/fileexchange/85453-subplotlabel/?s_tid=ml...

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Add title to subplot (a), (b), (c) with already existing titles for parameters.
You probably could add the "(a)" (or b, c, d, e, or f) before specifying the beta_e and t_f in the title section.

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for loop issue not all answer printing out
Hi Anastasia, The problem is you did not store the results as a vector; therefore, when you printed out the table, only the las...

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Inverse matrix with for loop
The way you prepare the cofactor is okay. You want to define your "k=transpose(c)" outside of the loop. The other thing that you...

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