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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.

3 days 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...

3 days ago

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

3 days ago

Solved

Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

3 days ago

Solved

Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to find the logical indices o...

3 days 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...

3 days ago

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Check if number exists in vector
Return 1 if number a exists in vector b otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,2,3]; Returns 1.

3 days 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...

3 days ago

Solved

Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

3 days ago

Problem

Gometry time2!(easy to medium)
Given the same circle as ''Geometry time!'' below you are now requested to to find the length of the section OAB(L). However the...

3 days ago | 0 | 4 solvers

Solved

Matlab Basics - Assigning Variables
Assign different types of data to variables: integer, double, and strings Example: A is a double, for example 2.34 B is a...

3 days ago

Solved

Initialize a Natural Number matrix.
Given length of matrix initialize a matrix consisting of natural numbers from 1 to n: n = 10; x = [ 1 2 3 4 5 6 7 8 9 10]; ...

3 days ago

Solved

Replace every 3rd element in a vector with 4
x is a vector of undetermined length You are to replace every 3rd element with the number 4, example: x = [11 23 34 43 2 3...

3 days ago

Solved

Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

3 days ago

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Area of rhombus
Calculate the rhombus area

3 days ago

Solved

Geometry time!(easy)
Suppose that we have a square and its Area is given. Then we have the following circle (with center O) which has the same radius...

3 days ago

Problem

Geometry time!(easy)
Suppose that we have a square and its Area is given. Then we have the following circle (with center O) which has the same radius...

3 days ago | 0 | 6 solvers

Solved

List primes which are the sum of two consecutive lower primes plus minus one
Problem statement Some prime numbers can be written as the sum of two consecutive lower primes plus / minus one : Like t...

3 days ago

Problem

Test your geometry knowledge!(simple)
We have the following shape and you need to: 1) Find the area of the triangle ABE(A_tr). (Suppose that the angle E is 90 degree...

3 days ago | 1 | 4 solvers

Solved

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

3 days ago

Solved

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

3 days ago

Answered
how to simplify/solve a trigonometric function
make a function like: function y = Gincle(ii,jj,lat,angle) and then y = the equation end

3 days ago | 0

Solved

Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

3 days ago

Solved

How long do each of the stages of the rocket take to burn?
A space rocket has 3 stages: - stage 1, s1; - stage 2, s2; - stage 3, s3. If s1 burns 3 x as long as s2 which burns ...

4 days ago

Solved

Calculate supply voltage and total current
Three resistors are connected in series and each has a resistance in ohms. Resistor R2 has a voltage drop of ΔV2volts Find the ...

4 days ago

Solved

Resistance in a circuit
Two resistors with values of 6.0 ohms and 12 ohms are connected in parallel. This combination is connected in series with a 4 o...

4 days ago

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Voltage in a lamp
A lamp is measured to have a resistance of R ohms when it operates at a power of P Watts. What is the voltage (in volts) being a...

4 days ago

Solved

Resistance of a robot
What is the resistance of an industrial robot that draws P watts of power when connected to a power supply delivering V volts? R...

4 days ago

Solved

Basic Mathematics 8
A robot is extending its arm and attempting to reach a game piece that is X” away and Yg ” off the ground. The base of the arm i...

4 days ago

Solved

Basic Mathematics 7
Three generous robotics team mentors would jointly like to donate $N toward extra supplies. The second mentor is donating twice ...

4 days ago