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>>
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8ヶ月 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>>
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8ヶ月 前
解決済み
Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...
8ヶ月 前
解決済み
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_numb...
8ヶ月 前
解決済み
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)
...
8ヶ月 前
解決済み
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...
8ヶ月 前
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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
8ヶ月 前
解決済み
Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places:
e.g. x = 2.3456 --> y = 2.346
8ヶ月 前
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MATLAB Basic: rounding IV
Do rounding towards plus infinity.
Example: -8.8, answer -8
+8.1 answer 9
+8.50 answer 9
8ヶ月 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
8ヶ月 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
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...
8ヶ月 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 which cont...
Laws of motion 4
Given the initial velocity 'u', final velocity 'v' and acceleration 'a', find the distance travelled.
8ヶ月 前
解決済み
Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle.
<<https://imgur...
8ヶ月 前
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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return true if the triangle with sides a, b and c is right-...
8ヶ月 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...
8ヶ月 前
解決済み
Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...
8ヶ月 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 inch = 2...
8ヶ月 前
解決済み
Solve a System of Linear Equations
Example:
If a system of linear equations in x₁ and x₂ is:
2x₁ + x₂ = 2
x₁ - 4 x₂ = 3
Then the coefficient matrix (A) is:
2 ...
8ヶ月 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...
8ヶ月 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 Celsi...