Risolto

Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...

circa 6 anni fa

Risolto

Assess the scatter of wind turbines in a field
The renewable energy industry is on the rise in many countries--- and one of the key players is wind energy. It is believed ...

circa 6 anni fa

Risolto

Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

circa 6 anni fa

Risolto

Create a vector with n repeated values of a number x
If x=3 and n=7 then the vector y would be y=[3 3 3 3 3 3 3]

circa 6 anni fa

Risolto

Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

circa 6 anni fa

Risolto

Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

circa 6 anni fa

Risolto

Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

circa 6 anni fa

Problema

Vector raised to a power (element-wise)
Given a vector A and a number x, raise each element of the vector to the power of x. Thus, if A = [2 5 7 1] and x = 0.5, then ...

circa 6 anni fa | 0 | 134 risolutori

Problema

Element-wise vector product
Given two vectors x and y, compute their element-wise product z. Thus, if x = [1 3 5] and y = [0.5 -1 2], then z = [1*0.5...

circa 6 anni fa | 0 | 144 risolutori

Problema

Create logarithmically spaced values
Given three numbers a,b,n with b>a, create a vector y with n logarithmic spaced values between 10^a and 10^b. Thus, if a = -2, ...

circa 6 anni fa | 0 | 118 risolutori

Problema

Create a vector of the first n naturnal numbers
If n = 7, your program should return a vector y, where y = [1 2 3 4 5 6 7].

circa 6 anni fa | 0 | 141 risolutori

Problema

Create a vector with n repeated values of a number x
If x=3 and n=7 then the vector y would be y=[3 3 3 3 3 3 3]

circa 6 anni fa | 0 | 114 risolutori

Problema

Generate n equally spaced "intervals" between -x and x
Given n and x, return a list of numbers (in ascending order) that divides the interval [-x x] into n equal-length intervals. ...

circa 6 anni fa | 0 | 115 risolutori

Problema

PEMDAS test
Create the function that will return the following expression for x and y. <<https://i.ibb.co/RHWyzrv/Code-Cogs-Eqn-1.gif>> ...

circa 6 anni fa | 0 | 106 risolutori

Risolto

Create a vector of n alternating ones and zeros
Given n, your output should be a vector y of numnbers such that the first number is 1 and the numbers following it alternate bet...

circa 6 anni fa

Problema

Create a vector of n alternating ones and zeros
Given n, your output should be a vector y of numnbers such that the first number is 1 and the numbers following it alternate bet...

circa 6 anni fa | 0 | 116 risolutori

Risolto

Create a vector of the first n odd numbers
If n = 10, your program should return a vector y, where y = [1 3 5 7 9 11 13 15 17 19].

circa 6 anni fa

Problema

Create a vector of the first n odd numbers
If n = 10, your program should return a vector y, where y = [1 3 5 7 9 11 13 15 17 19].

circa 6 anni fa | 2 | 135 risolutori

Risolto

Product of a and b
return the value of c = a*b

circa 6 anni fa

Risolto

Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

circa 6 anni fa

Risolto

Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

circa 6 anni fa

Risolto

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...

circa 6 anni fa

Risolto

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...

circa 6 anni fa

Risolto

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...

circa 6 anni fa

Risolto

Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

circa 6 anni fa

Risolto

Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

circa 6 anni fa

Risolto

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

circa 6 anni fa

Risolto

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

circa 6 anni fa

Risolto

Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

circa 6 anni fa

Risolto

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...

circa 6 anni fa