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Determine if input is odd or even
Determine if input is odd or even, sample problem

5 mois ago

Solved


Calculate the square of a number (Super Easy)
The goal is to calculate the square (y) of a number (x). Good way to start MatLab for beginners.

5 mois ago

Problem


Ratio between sum of primes and sum of factors
Write a function that calcualtes the ratio between the sum of primes numbers lower or equal to x, and the sum of the factors of ...

5 mois ago | 0

Problem


Ratio between sum of primer numbers and non-prime numbers
Write a function that calculates the ratio between the sum of the prime numbers lower or equal than x, and the sum of the non-pr...

5 mois ago | 0

Solved


Sum of a geometric series
Give the sum of the first 'n' terms of a geometric series, given 'a' as the first term and 'r' as the ratio.

5 mois ago

Problem


Sum of a geometric series
Give the sum of the first 'n' terms of a geometric series, given 'a' as the first term and 'r' as the ratio.

5 mois ago | 0

Problem


Get the value 100
Knowing that 123-45-67+89=100, write a function that gives this result for any order of the digits in the input. Otherwise, the ...

5 mois ago | 0

Problem


Get the mean digit
Write a function that gives the mean digit (round towards nearest integer) of an input and positive number. For example: x ...

5 mois ago | 0

Problem


Check if is a square
Given four coordinates, write a function to check if they form a square on the XY plane.

5 mois ago | 0

Solved


Calculate numerical integration.
x=0:0.01:1 y=@(x)x.^2 Using given two inputs(x and y), conduct numerical integration in x. (hint: trapz)

5 mois ago

Solved


Create a constant offset.
Add a constant offset to an array. Example a = [1 3 5 9] offset = 2 y = [3 5 7 11]

5 mois ago

Solved


Linear system of equations
Solve the system of equations in three variables.

5 mois ago

Solved


Create cosine function out of sine
Please dont use cos(x) directly

5 mois ago

Solved


Determinant of a 3x3 Matrix
Return the determinant of a 3x3 matrix. The built-in Matlab function det is not allowed.

5 mois ago

Solved


Sum of the Multiplication of Vectors
Given the vectors x and y as input, multiply the vectors and return the summation of its elements. Example: x = [1 2 ...

5 mois ago

Solved


Transpose of matrix
Transpose of matrix as per test cases

5 mois ago

Solved


Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

5 mois ago

Solved


square root
Find the square root (y) of an input (x).

5 mois ago

Solved


CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

5 mois ago

Solved


Eye Squared
For a positive integer |n| create the identity matrix with |n| elements. In case it is not possible to produce an identity ma...

5 mois ago

Solved


Building matrices
If you have matrix A, create matrix B using matrix A as an "element" A = [1 2 3 4; 5 6 7 8...

5 mois ago

Solved


Evaluate Polynomial
Given a polynomial equation coefficients in a vector p, you have to return its value at x. Example: For inputs p and x ...

5 mois ago

Solved


Change matrix to vector
Vector is a matrix whose size is 1 x n or n x 1. Change matrix to vector. x = 4 3 5 1 ...

5 mois ago

Solved


Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

5 mois ago

Answered
Replacing elements of an array with a vector
Hi Greggory, According to the solution you show, you can get it by doing: a(:, a(1,:)==1) = [a; b ] Best regards, Jesús

5 mois ago | 0

Problem


Alternating 1´s and 0´s in a matrix
Given an odd number n, write a function that creates a matrix y with dimension nxn alternating 1's and 0's, and starting with 1 ...

5 mois ago | 0

Solved


Rotate a matrix for 180 degree
Rotate a matrix for 180 degree for eg: x=[1 2 3 4] y=[4 3 2 1]

5 mois ago

Solved


Rotate matrix by -90 degrees
Rotate a Matrix by -90 degrees Example: X = 1 2 3 4 5 6 7 8 9 output = 7 4 ...

5 mois ago

Solved


Create vector as shown in test cases
Create vector as shown in test cases

5 mois ago

Solved


Basic commands - rounding
make a function which will round to integer, which is nearer to zero. Example x=[-2.5 2]; y=[-2 2];

5 mois ago

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