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Feeds
Risolto
Finding an element in a vector
x is a vector of unknown length your function should return the index of the first element in the vector that is greater than...
quasi 11 anni fa
Risolto
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...
quasi 11 anni fa
Risolto
Get a Fibonacci number's index.
*N.B.* For the purpose of this exercise, the first Fibonacci number is 1, and the second is 2; that is, |fib(1) = 1| and |fib(2)...
quasi 11 anni fa
Risolto
Multiplying Vectors 101
Make a vector from 1 to x then multiply the sum of that vector by 2.
quasi 11 anni fa
Problema
Get a Fibonacci number's index.
*N.B.* For the purpose of this exercise, the first Fibonacci number is 1, and the second is 2; that is, |fib(1) = 1| and |fib(2)...
quasi 11 anni fa | 3 | 50 risolutori
Risolto
Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...
quasi 11 anni fa
Risolto
Generalized Fibonacci
The Fibonacci sequence is defined as: Fib(1) = 0 Fib(2) = 1 Fib(N) = Fib(N-1) + Fib(N-2) The Fibonacci sequence ca...
quasi 11 anni fa
Risolto
Matlab Basics II - Max & Index of Max
Write a function that takes a vector x, then returns both the max value in x and its location in the vector for example x ...
quasi 11 anni fa
Risolto
Matlab Basics II - Determine if an array has a 3rd dimension
For an array A, determine whether it has 3 dimensions, return 0 if x is only 2D, and 1 if x is 3D
quasi 11 anni fa
Risolto
Matlab Basics II - Free Fall
An object freely falling from rest under gravity covers a distance x given by: x = 1/2 gt^2 write a function that calculat...
quasi 11 anni fa
Risolto
Matlab Basics II - Create a vector with a repeated entry
Create a row vector of length n, filled with 4's, for example, if n = 3 output = [4 4 4] make sure to round UP when n is a...
quasi 11 anni fa
Risolto
Matlab Basics II - Velocity of a particle
A particle is moving in space, such that it's velocity is given by: <<http://s30.postimg.org/5rf1xtvj5/cody1.png>> write a...
quasi 11 anni fa
Risolto
Matlab Basics II - Minimum
Write a function that returns the minimum of each ROW of a matrix x example: x = [1 2 3; 4 5 6]; output [1;4];
quasi 11 anni fa
Risolto
Matlab Basics II - Extract last 3 elements of a vector
Let x be a vector of unknown length, we are always interested in the last 3 numbers in the vector, write a function that gives t...
quasi 11 anni fa
Risolto
Matlab Basics II - Count rows in a matrix
Write a function that returns that number of rows in a vector or matrix x example: x = [1; 2; 3] output = 3
quasi 11 anni fa
Risolto
Matlab Basics II - squares
Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]
quasi 11 anni fa
Risolto
Matlab Basics II - Intervals
Write a function that takes an interval from a to b, and divides it into 5 parts example: a = 1, b = 2 output = 1 1.25 ...
quasi 11 anni fa
Risolto
Matlab Basics II - Log and natural log
Write a function that calculates the difference between the log and natural log of a vector, to two decimal places example: ...
quasi 11 anni fa
Risolto
Matlab Basics II - Find the roots of a function
Write a function that finds where a curve crosses zero (the x-axis) to two decimal places Example: <<http://s14.postimg.o...
quasi 11 anni fa
Risolto
Matlab Basics II - 3 Dimensional Arrays
Assume x is a 3D array with n pages, representing students in a class, for each student (page in the array, the 3rd dimension), ...
quasi 11 anni fa
Risolto
Matlab Basics II - Operations and Matrix Dimensions
Write a function that takes two inputs, a & b, and outputs the sum and product of the two matrices. The matrices have OPPOSITE d...
quasi 11 anni fa
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Matlab Basics II - Unit Conversion
Write a function that converts Kg to lbs, returns the answer to the nearest 1/100th of a pound
quasi 11 anni fa
Risolto
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...
quasi 11 anni fa
Risolto
Matlab Basics - Create a row vector
Write a Matlab script to create a row vector of 10 consecutive numbers x = [1 2 3 4 5 6 7 8 9 10]
quasi 11 anni fa
Risolto
Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...
quasi 11 anni fa
Risolto
Matlab Basics - Switching Assignments
Switch assignments for variables x and y, for example start with x = 1 and y = 3 end with y = 1 and x = 3 Do NOT simply r...
quasi 11 anni fa
Risolto
Matlab Basics - Set unwated parts of a vector to zero
Consider a vector x, of length >= 7, write a script to set elements 2, 5, and 6 to zero. e.g. x = [1 2 3 4 5 6 7] --> x = [1 ...
quasi 11 anni fa
Risolto
Matlab Basics - Convert a row vector to a column vector
Write a script to convert a row (e.g. x = [1 2 3]) to a column (e.g. y = [1;2;3]), your script should be able to do this for any...
quasi 11 anni fa
Risolto
Matlab Basics - y as a function of x
write a script to calculate y as a function of x, such that y = 6x^2 + 5x - 2
quasi 11 anni fa
