Solved

length of a vector
Find twice the length of a given vector.

2 years ago

Solved

Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

2 years ago

Solved

Matlab Basics - Convert a row vector to a column vector
Write a script to convert a row (e.g. x = [1 2 3]) to a column (e.g. y = [1;2;3]), your script should be able to do this for any...

2 years ago

Solved

Matlab Basics - Rounding I
Write a script to round x DOWN to the next lowest integer: e.g. x = 2.3 --> x = 2 also: x = 2.7 --> x = 2

2 years ago

Solved

String Logic 11
Examples: 'SUNDAY' --> 6 'MONDAY' --> 6 'TUESDAY' --> 7 'WEDNESDAY' --> 9 'THURSDAY' --> 8 'FRIDAY' --> 5 'SATURDAY' --...

2 years ago

Solved

Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

2 years ago

Solved

Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

2 years ago

Solved

Volume Pillar
Calculate the volume of a pillar with radius l and heigth ar.

2 years ago

Solved

Back to Basics - Find no. of elements in a matrix?
Let A be a m*n matrix. Find the total no. of elements in A ? (Hint - formula based) A = [1 2 3;4 5 6]; output = 6

2 years ago

Solved

How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

2 years ago

Solved

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

2 years ago

Solved

Will there be a new leader?
Simply answer the title.

2 years ago

Solved

Append two matrix as shown below example
Append two matrix as shown below example A=[1 2; 3 4] and B=[5 6;7 8] Answer must be 1 2 5 6 3...

2 years ago

Solved

Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

2 years ago

Solved

Roots
Find out the roots of a given polynomial equation.Given are the coefficients of the equation.

2 years 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...

2 years ago

Solved

Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

2 years ago

Solved

Kinetic Energy
Given the mass m and velocity v of an object, determine its <http://en.wikipedia.org/wiki/Kinetic_energy kinetic energy>.

2 years ago

Solved

Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F. Examples: Input F = 90 Output C is 32.22 I...

2 years ago

Solved

Squaring Matrix
Square the following matrix using matlab % A = 1 2 3 4 5 6 7 8 So new matrix should display...

2 years ago

Solved

Vectors counting by 2
Create a vector numbers from 7 to 15 in increments of 2

2 years ago

Solved

Write a code that will follow the equation y = x * (x + x) * x.
If x = 5, y = 5 * (5+5) * 5 = 250

2 years ago

Solved

Replace May with April
For instance, if the input is input_str = 'The flowers may bloom in April'; then the output is output_str = 'The flo...

2 years ago

Solved

Try 1.5.4: Celsius to Fahrenheit
Write a program to convert an input given in Celsius to Fahrenheit. Examples: Input celsiusValue = 100 Output fahrValu...

2 years ago

Solved

Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

2 years ago

Solved

Remove the positive integers.
Given array x (of integers), remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -...

2 years ago

Solved

Product of Array
Given an array of numbers. Get the product of the array.

2 years ago

Solved

y equals x divided by 2
function y = x/2

2 years ago

Solved

Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...

2 years ago

Solved

Back to basics 26 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of strings of all MATLAB keywords.

2 years ago