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Solved
What do you get if you multiply six by nine?
The Hitchhiker's Guide to the Galaxy based task. Tip: n-base numeral system
10 years ago
Solved
Find Adjacency Matrix
Graph is undirected. (s,t) in node pairs. Please, return full storage version of the matrix.(use _full(A)_ ) Input: s...
10 years ago
Solved
Find the Sum of the Series:
<<https://psv4.vk.me/c810428/u48725350/docs/03e9821af0aa/for.jpg?extra=iyw_6UQfL0GhDJ2NtppzhQFjAvaCe79tBk0IIpSRcn5jRJvUgdAe4u7KP...
10 years ago
Solved
Find the sum of the negative elements under the main diagonal.
Example Input A=[1 2; -3 0] Output -3
10 years ago
Solved
Solve the system of equations.
_Ax=b_ * _A_ - square coefficient matrix * _b_ - right side column vector Find vecor _x_.
10 years ago
Solved
Numerate input arguments
For every input, output the number. Example: [a, b] = Test('first', 'second') a=1; b=2;
10 years ago
Solved
Find area.
Suppose <<https://www.mathworks.com/help/examples/matlab/ImproperIntegralExample_eq17103907294130514984.png>> b=Inf. Fi...
10 years ago
Solved
Calculate the eigenvalues of A.
Calculate the sum of the eigenvalues of A. If it's odd return cubed else return 54.
10 years ago
Solved
Find the product of the positive elements above the main diagonal.
Example Input A=[1 2; -3 0] Output 2
10 years ago
Solved
Return amount of palindromes in the string.
Example Input: s='eye story pop dictionary noon enjoy software moon' Output: amount=3
10 years ago
Solved
Calculate the centroid of a triangle
Info: https://en.wikipedia.org/wiki/Centroid Example Input: x = [0 0 1]; % x-coordinate y = [0 1 0]; % y-coordinat...
10 years ago
Solved
Find matrix of indices for multidimensional matrix.
Given some multidimensional matrix A. Get a matrix of the same size as A where all elements are replaced by their index along th...
10 years ago
Solved
Create cotangent function out of sine.
Please, don't use cos, tan, cot matlab functions.
10 years ago
Solved
Return the length of the longest word in the string.
Example: Input s='A fractal is a natural phenomenon or a mathematical set that exhibits a repeating pattern that display...
10 years ago
Solved
Check if a string starts with another string
Input s='He was so tired' q='He' Output ans = true
10 years ago
Solved
Return ! if array element starts with a certain letter. Otherwise return ?
Input x=['try' 'once' 'more']; s='t' Output ans='!' Input x=['try' 'once' 'more']; s='O' Output ...
10 years ago
Solved
Solve the following boundary value problem
Return the sum of sum(res.y) y"+|y|=0 y(0)=a y(4)=b Tip: use bvp4c
10 years ago
Solved
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...
10 years ago
Question
How to get second derivative in symblolic toolbox?
my expretion = cos(x*t^2)+x^2+4*t^3); how to get second derivative by t?
10 years ago | 1 answer | 1
