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Decide whether determinant is zero.
Given a 3 x 3 matrix, find the determinant. Let y = true if the determinant is zero, and let y = false if the determinant is no...

9 years ago

Solved

Matlab Basics II - Unit Conversion
Write a function that converts Kg to lbs, returns the answer to the nearest 1/100th of a pound

9 years ago

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Matlab Basics II - Extract last 3 elements of a vector
Let x be a vector of unknown length, we are always interested in the last 3 numbers in the vector, write a function that gives t...

9 years ago

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Matlab Basics II - Intervals
Write a function that takes an interval from a to b, and divides it into 5 parts example: a = 1, b = 2 output = 1 1.25 ...

9 years ago

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Matlab Basics II - Log and natural log
Write a function that calculates the difference between the log and natural log of a vector, to two decimal places example: ...

9 years ago

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Matlab Basics II - Find the roots of a function
Write a function that finds where a curve crosses zero (the x-axis) to two decimal places Example: <<http://s14.postimg.o...

9 years ago

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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

9 years ago

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Matlab Basics II - Velocity of a particle
A particle is moving in space, such that it's velocity is given by: <<http://s30.postimg.org/5rf1xtvj5/cody1.png>> write a...

9 years ago

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Matlab Basics II - Free Fall
An object freely falling from rest under gravity covers a distance x given by: x = 1/2 gt^2 write a function that calculat...

9 years ago

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Matlab Basics II - squares
Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]

9 years ago

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Matlab Basics II - 3 Dimensional Arrays
Assume x is a 3D array with n pages, representing students in a class, for each student (page in the array, the 3rd dimension), ...

9 years ago

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Covariance of Signal
Given a sine function with these characteristics below, give the covariance of this signal. N=51; n=1:N; x= sin(pi*0.50...

9 years ago

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Billiards
Considering there are 15 pool balls, (b), in the game of pool, and given a radius, (r). What is the volume, (V), of a rack in th...

9 years ago

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Best Problem Elections
When I am writing those words, there are 2002 problems on Cody. Many of them are simply wonderful. Do you remember which of them...

9 years ago

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Two functions (to be sure)
I want to compute the number of odd/even numbers in an array. But I want the results by two different functions. Example: ...

9 years ago

Solved

facedetection and feature extraction using pandaboard
I need code for facedetection and feature extraction using pandaboard where matlab 2013a is used ...

9 years ago

Solved

Not square-free number sequence
<http://oeis.org/A013929 Not square-free numbers> are all positive integers divisible by a square greater than one: 4, 8, 9, 12,...

9 years ago

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Sphenic number sequence
<http://oeis.org/A007304 Sphenic numbers> are positive integers that are products of three distinct prime numbers: 30, 42, 66, 7...

9 years ago

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Finding the volume of a basketball.
You are given a basketball with a given radius (r), what is its volume?

9 years ago

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Small Riddle
Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?

9 years ago

Solved

Celsius to Kelvin
Degrees Celsius = Kelvin - 273.15

9 years ago

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Perfect Square
Find a function that finds the root of a perfect number!

9 years ago

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Replace every 3rd element in a vector with 4
x is a vector of undetermined length You are to replace every 3rd element with the number 4, example: x = [11 23 34 43 2 3...

9 years ago

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Finding an element in a vector
x is a vector of unknown length your function should return the index of the first element in the vector that is greater than...

9 years ago

Solved

Matlab Basics II - Create a vector with a repeated entry
Create a row vector of length n, filled with 4's, for example, if n = 3 output = [4 4 4] make sure to round UP when n is a...

9 years ago

Solved

sum of the first 10 odd numbers
y = sum(first_10_odd_numbers)

9 years ago

Solved

Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

9 years ago

Solved

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

9 years ago

Solved

Sum of integers numbers
Sum of the numbers from 1 to 100

9 years ago

Solved

Perimeters/Circumference
Given an array. Determine whether the perimeter is of a circle, triangle or square. Then calculate the perimeter.

9 years ago