Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle.
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3年弱 前
解決済み
Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...
3年弱 前
解決済み
Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...
3年弱 前
解決済み
Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...
3年弱 前
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Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....
3年弱 前
解決済み
Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as
|y = A.ⅇ^(-λt)*cos(2πft)|
where |A|, |λ|, and |f| ...
3年弱 前
解決済み
Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match.
* If they match, create an output variable |z|...
3年弱 前
解決済み
Find the Best Hotels
Given three input variables:
* |hotels| - a list of hotel names
* |ratings| - their ratings in a city
* |cutoff| - the rat...
3年弱 前
解決済み
Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas:
* 1 kilogram = 2.2 pounds
* 1 ...
3年弱 前
解決済み
Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|.
Mark the minimum...
3年弱 前
解決済み
Solve a System of Linear Equations
*Example*:
If a system of linear equations in _x₁_ and _x₂_ is:
2 _x₁_ + _x₂_ = 2
_x₁...
3年弱 前
解決済み
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so:
x = [1 2 3 4]
Commas are optional, s...
Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for:
A = [ 1 5 8 ]
then
B = [ 1 1 5 ...
3年弱 前
解決済み
Find the Oldest Person in a Room
Given two input vectors:
* |name| - user last names
* |age| - corresponding age of the person
Return the name of the ol...
Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...
3年弱 前
解決済み
Find max
Find the maximum value of a given vector or matrix.
3年弱 前
解決済み
Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1.
Hint: use increment.