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

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

11 months 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 ...

11 months 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]

12 months 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 ...

12 months 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];

12 months ago

Solved

Vector Multiplication

Vector Multiplication of three matrix as shown in test cases.

12 months ago

Solved

DC chopper

Input x is the sampled signal vector, may have both AC and DC components. output vector y should have AC components removed then...

12 months ago

Solved

Sum the 'edge' values of a matrix

Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...

12 months ago

Solved

BASICS - sum part of vector

Please make a function, where as input you get vector "x" and and vector "c", where in "c" vector you get indexes to sum. Examp...

12 months ago

Solved

Binary

Given a positive, integer n, create a function that returns the respective binary number in the form of a vector. Example: ...

12 months ago

Solved

Average of square wave

given positive and negative peak , calculate dc level, 50% duty cycle

12 months ago

Solved

Say type of roots in quadratic equation

Given the coefficients of a quadratic equation, write a function that gives the output y='RealDifferent' if the roots are real a...

12 months ago

Problem

Approximate the inverse tangent by power series

Given values b (where abs(b)<=1) and n (polynomial order), write a function that calculates atan(b) by using power series.

12 months ago | 0

Solved

Roots of a quadratic equation.

Calculate the roots of a quadratic equation, given coefficients a, b, and c, for the equation a*x^2 + b*x + c = 0.

12 months ago

Problem

Say type of roots in quadratic equation

Given the coefficients of a quadratic equation, write a function that gives the output y='RealDifferent' if the roots are real a...

12 months ago | 0

Solved

Summation of array

Given an array, Find the sum of all of the elements in it Examples: Input x = [1 2 3 5; 4 5 6 7]; Output y is 33

12 months ago

Solved

If-then-else

Complete the function below such that if the value of x is in the range 10 to 14, inclusive, the value 18 is assigned to y. Oth...

12 months ago

Solved

Find the product of a Vector

How would you find the product of the vector [1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0] times 2?; x = [1 : 0.5 : 6]; y ...

12 months ago

Solved

Matlab Basics II - Count rows in a matrix

Write a function that returns that number of rows in a vector or matrix x example: x = [1; 2; 3] output = 3

12 months ago

Solved

Find the maximum number of decimal places in a set of numbers

Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

12 months ago

Solved

Make roundn function

Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

12 months ago

Solved

Matlab Basics - Rounding III

Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

12 months ago

Solved

Rounding off numbers to n decimals

Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

12 months ago

Solved

Check that number is whole number

Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

12 months ago

Solved

MATLAB Basic: rounding IV

Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

12 months ago

Solved

MATLAB Basic: rounding III

Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

12 months ago