解決済み

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

5年以上前

解決済み

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

5年以上前

解決済み

MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

5年以上前

解決済み

MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

5年以上前

回答済み
How to plot the figure using Matlab ?
You can combine four plot commands or use four curves (lines) to plot it for example plot([0,1],[1,0],'r', [1,2,4,8],[0,-1,-2,...

5年以上前 | 1

回答済み
how to fit a signal using polynomial fit with hogher order?
try polyfit function: polyfit function

5年以上前 | 0

回答済み
How can i run my integer number from this question ?
You can convert the strinng to a double number then apply int8 or int16: int16(str2double(inputLetter))

5年以上前 | 0

回答済み
error using plot vectors must be the same length
try to use this line of code inside the loop. For now, the code returns a single point for error; for i=2:test_points x_rec(...

5年以上前 | 0

| 採用済み

回答済み
How to describe function with varying variables?
You can multiply the first equation by a vector that is 1 for t<=L/v and is zero when t>L/v h=(H/2)*(1-cos(2*pi*v*t/L)).*( t<=...

5年以上前 | 0

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| ...

5年以上前

解決済み

Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...

5年以上前

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 ...

5年以上前

回答済み
How to save each loop data?
You can make a vector of points as here: c=3e8; %speed of light u=0; uv=[]; yv=[]; while u<(c) y=1/(sqrt(1-((u^2)/...

5年以上前 | 1

| 採用済み

解決済み

Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

5年以上前

解決済み

How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

5年以上前

解決済み

Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

5年以上前

解決済み

Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...

5年以上前

解決済み

Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

5年以上前

解決済み

Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

5年以上前

解決済み

Solve a System of Linear Equations
*Example*: If a system of linear equations in _x&#8321_ and _x&#8322_ is: 2 _x₁_ + _x₂_ = 2 _x₁...

5年以上前

回答済み
How to solve 'vector must be the same length', 'functions behave unexpectedly' errors when graphing vector equation
in the first code, instead of x=3; use this one: x=3*ones(size(t));

5年以上前 | 0

| 採用済み

解決済み

The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

5年以上前

解決済み

Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

5年以上前

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...

5年以上前

解決済み

Return area of square
Side of square=input=a Area=output=b

5年以上前

解決済み

Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

5年以上前

解決済み

Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

5年以上前

解決済み

Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

5年以上前

解決済み

Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

5年以上前

回答済み
Working with complex numbers in the Symbolic Math Toolbox. Why does angle(A) returns atan2(sin(alpha),cos(alpha)) instead of just alpha?
if you want to find the numerical value of alpha, one solution is to use double function: double(angle(A))

5年以上前 | 0