Solved


create a circulant matrix
create a circulant matrix

14 days ago

Solved


Einsteinium-253 decay
Radioactive Einsteinium-253 has a half-life of 1,768,608 seconds. Given 1000mg of Einsteinium-253 at t=0 days, how much is lef...

14 days ago

Solved


Sum of unique multiples of 3 and 5
If we list all the natural numbers up to 15 that are multiples of 3 or 5, we get 3, 5, 6, 9, 10, 12 and 15. The sum of these mul...

14 days ago

Solved


Digits Multiplication
Your function should calculate the product of the digits of a positive given integer excluding any zeroes. Example: the result ...

14 days ago

Solved


Find a common vertex
First input is T, a triplet list of indices. Second input is i, a single index (positive integer). The goal of this function is ...

14 days ago

Solved


The maximum sum of squares
Create a function file with an input maxval to determine the maximum number of terms for the series 1^2 + 2^2 + 3^2 + ... such t...

14 days ago

Solved


Derivative of polynomial
Compute the derivative of a given polynomial. The input is an <http://www.mathworks.com/help/matlab/math/representing-polynomial...

14 days ago

Solved


Logical array indexing - part 1
Given an array |A| of size |p x q| , return an array |Y| of the same size such that the following conditions are satisfied. (...

14 days ago

Solved


find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

14 days ago

Solved


Global usage
This Challenge is to utilize Global variables. Global variables are risky as the subroutine may inadvertently and unwantingly...

14 days ago

Solved


Fixed-Point Iteration
Perform fixed-point iteration to estimate the root of a nonlinear equation.

14 days ago

Solved


Place numbers
Given two input first input is a matrix which consist of the index numbers of the second input vector. You place the second inpu...

14 days ago

Solved


Calculo das raizes com Bhaskara
Dado três valores a, b e c. Calcule as raizes da equação ax² + bx + c = 0 * para raizes reais, deve ser arrendondado em 2 casas...

14 days ago

Solved


Juego de posiciones
Crea una función que ordene vectores de tal manera que los primeros números sean negativos ordenados de menor a mayor. Y después...

14 days ago

Solved


Letras Maisculas
Dado uma string A, retorne apenas os caracteres maiúsculos de A Maiusculas('Hello World') = 'HW';

14 days ago

Solved


prime test 2
enter the only non prime,non composite number

14 days ago

Solved


Unique rows
A matrix is given as the input. Remove any duplicate rows from the matrix. keep the first occurrence.

14 days ago

Solved


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

14 days ago

Solved


Find out phase angle of second order system.
Find out the phase angle of a second order system. In a control system, the phase angle is given by the inverse of cos.

14 days ago

Solved


Find the number of days in a given year
Given a year number (eg. 2000) as input, find how many days are there in the given year.

14 days ago

Solved


DC-DC boost converter
Find the output voltage of a DC-DC boost converter given input voltage and the duty cycle ratio

14 days ago

Solved


Approximation of an integral - Riemann sum
Riemann sum is a certain kind of approximation of an integral by a finite sum. In this problem, I want you to use Midpoint Riem...

14 days ago

Solved


Poly2mask, drawpolygon or patch
Recently, I tried to plot a polygon in matlab, and I found there is a lot of embedded function that can be used. However, some f...

14 days ago

Solved


Matrix Manipulation
Given an m*n matrix, see if a matrix contains any 0s in any row. if it contains 0 anywhere in any particular row, delete that ro...

14 days ago

Solved


Ordered pairs of integers (I, J).
Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the conditi...

14 days ago

Solved


Basic Mathematics 8
A robot is extending its arm and attempting to reach a game piece that is X” away and Yg ” off the ground. The base of the arm i...

14 days ago

Solved


Current through resistor
Three resistors (R2, R3, R4) are connected in parallel as shown in the figure. If this combination is connected in series with ...

15 days ago

Solved


Partial Pressure of Water Vapor from Relative Humidity
Buck (1996, 1981) published the following constants for the saturation pressure of water*: 6.1121 (mb) The saturation pressur...

15 days ago

Solved


Pressure for a given Above Sea Level Altitude
For altitudes up to the stratosphere (around 11 km above mean sea level), the air pressure can be estimated from: with where...

15 days ago

Solved


Lunar Arithmetic (Addition)
<https://oeis.org/A087061 OEIS link for a description of lunar arithmetic> Simply take the larger digit. Example 1: ...

15 days ago

Load more