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Fill a zeros matrix (★★★★★)
(Copy of Problem 830) The aim is to fill an array of all zeros given a numerical value and the index of row and columns for t...

3年以上 前

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Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

3年以上 前

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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...

3年以上 前

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

3年以上 前

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Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

3年以上 前

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Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

3年以上 前

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Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

3年以上 前

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Doubling elements in a vector (★★)
(copy of prob. 1024) Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] t...

3年以上 前

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Determine the sum of diagonal elements in a matrix excluding negative and NaN values

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Celsius to Fahrenheit converter
Convert Celsius to Fahrenheit degrees.

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Target sorting
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

3年以上 前

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UICBioE240 2.10
Given a vector of numbers, give the difference between the maximum and minimum values.

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UICBioE240 2.8
Convert x number of hours into seconds.

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UICBioE240 2.7
Given two 3-element vectors x1 and x2, create a 3 x 3 x 3 matrix Y where (:,:,1) has all values of x1 * x2, (:,:,2) has all valu...

3年以上 前

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UICBioE240 2.3
Make a 4D matrix of 4x4x3x4 containing all zeros.

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UICBioE240 2.2
Make a 3x4 matrix that contains all ones.

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UICBioE240 2.1
This will be useful later in the course, in conjunction to clc and clear all, what is the command to close all figure windows th...

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UICBioE240 problem 1.18
exp(pi/5*i) and exp(pi/5i). Is there any difference in result? Write yes or no as a string.

3年以上 前

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UICBioE240 problem 1.17
In the expression (2+5i), how does MATLAB read the expressions A = 2+5i B = 2+5*i C = both are okay Write capital letter a...

3年以上 前

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UICBioE240 problem 1.16
sin^2(pi/6) + cos^2(pi/6)

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UICBioE240 problem 1.15
Calculate: sin(pi/6) cos (pi) tan(pi/2)

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UICBioE240 problem 1.14
Solve 3^x = 17

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UICBioE240 problem 1.12
The mathematical quantities e^x, ln x, and log x are calculated in Matlab using the expressions exp(x), log(x), and log10(x), re...

3年以上 前

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UICBioE240 problem 1.10
Find the number of cells in a bioreactor after a given time when doubling time is dd and initial number of cells is x. So if ...

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UICBioE240 problem 1.9
Swap the first and last columns of a matrix. So if A = [12 4 7; 5 1 4]; B = [7 4 12; 4 1 5]; ...

3年以上 前

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UICBioE240 problem 1.13
Compute the following - y = x^5/(x^-1) and y = (1-(1/x^5))^-1. Have the final answer of y to equal a 1 by 2 vector.

3年以上 前

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UICBioE240 problem 1.8
Given a list of grades in a class, write a script that gives the 2nd highest grade in the class and the average for the class. ...

3年以上 前

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UICBioE240 problem 1.7
Find the other two angles of a right triangle given the two of the sides. So if A = [1 1] B = [45 45]

3年以上 前

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UICBioE240 problem 1.6
Find the tangent line of a right triangle given the two of the sides. So if A = [1 1] B = sqrt(2)

3年以上 前

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