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Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

1 year ago

How to plot every column of matrix into a different graphic but in one figure

% let us suppose your matrix is A,and you want toplot all the columns of A with espect to dome other variable. You havent mentio...

1 year ago | 1

Comparing two arrays +

clc clear all a=[10 20 30 40]; b=[20 30 30 10]; for i=1:length(a) if a(i)>=b(i) c(i)=a(i); else ...

1 year ago | 0

Write a function called minimax that takes M, a matrix input argument and returns mmr, a row vector containing the absolute values of the difference between the maximum and minimum valued elements in each row. As a second output argument called mmm,

function [mmr,mmm] = minimax(M) a=max(M'); b=min(M'); mmr=a-b; c=max(a); d=min(b); mmm=c-d; end % This is what i came up...

1 year ago | 8

How can we store many matrices(z) from for loop in a single matrix D(say) in my problem.

% If you want your matrices z1,z2,z3 to be stored in side by side ie D=[z1 z2 z3] the following code helps clc clear all x=[1...

1 year ago | 1

Solved

Magic is simple (for beginners)

Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

1 year ago

Solved

Make a random, non-repeating vector.

This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

1 year ago

Solved

Four digit number ABCD reversal

write a MATLAB function to find the four-digit number ABCD when multiplied by 4 returns DCBA. The function takes an input x=4.

1 year ago

Problem

Four digit number ABCD reversal

write a MATLAB function to find the four-digit number ABCD when multiplied by 4 returns DCBA. The function takes an input x=4.

1 year ago | 0 | 33 solvers

Solved

Number of o rderd pairs of integers (I,J) that can be formed.

Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the condit...

1 year ago

Solved

Ordered pairs of integers (I, J).

Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the conditi...

1 year ago

Problem

Ordered pairs of integers (I, J).

Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the conditi...

1 year ago | 1 | 27 solvers

Problem

Number of o rderd pairs of integers (I,J) that can be formed.

Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the condit...

1 year ago | 1 | 24 solvers

Create a matrix with only the rows indexed by a multiple of N of another matrix.

clc clear all x1=randi([0,10],[9,2]) x2=[] for i=1:3:length(x1) x2=[x2; x1(i,:)] end % this will work

1 year ago | 1

Solved

Find the sides of an isosceles triangle when given its area and height from its base to apex

Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and ...

1 year ago

Solved

Height of a right-angled triangle

Given numbers a, b and c, find the height of the right angled triangle with sides a and b and hypotenuse c, for the base c. If a...

1 year ago

Solved

Find my daddy long leg (No 's')

Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

1 year ago

Solved

Calculate the area of a triangle between three points

Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vert...

1 year ago

Solved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

1 year ago

Fibonacci sequence with loop

clc clear all Fibonacci(1000) function fibn=Fibonacci(n) fibn=[1 1]; i=3; while fibn(i-1)<n fibn(i)=fibn(i-2)+fibn(i-...

1 year ago | 1

| accepted

Fibonacci sequence with loop

clc clear all Fibonacci(10) function fibn=Fibonacci(n) % we are defining a function Fibonacci fibn=[1 1] ...

1 year ago | 0

I need help with for loops

clc clear all A = [-100 20 50 -2 -55 3 40 -27] for i = 1:length(A) if A(i) > 0 B(i) = {'true'}; else ...

1 year ago | 0

I need help with for loops

clc clear all A = [-100 20 50 -2 -55 3 40 -27] B=zeros(1,length(A)) for i = 1:length(A) if A(i) > 0 B(i) = tru...

1 year ago | 0

How to Log10 X and Y

clc clear all x=[1 2 3 4] y=[5 7 9 9] log10(x) log10(y) this code worked well. Your question is littel bit concusing. I...

1 year ago | 1

| accepted

How can I plot 3 variables on y axis for the same variable on x axis in one plot?

you can use " hold on " command. you can write your code in the following manner. plot(x,y1) hold on plot(x,y2) hold on pl...

1 year ago | 1

Solved

Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

1 year ago

Solved

Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

1 year ago

Solved

Swap the first and last columns

Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

1 year ago

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

1 year ago