Solved

UICBioE240 problem 1.15
Calculate: sin(pi/6) cos (pi) tan(pi/2)

5 years ago

Solved

UICBioE240 problem 1.16
sin^2(pi/6) + cos^2(pi/6)

5 years ago

Solved

UICBioE240 problem 1.17
In the expression (2+5i), how does MATLAB read the expressions A = 2+5i B = 2+5*i C = both are okay Write capital letter a...

5 years ago

Solved

UICBioE240 problem 1.18
exp(pi/5*i) and exp(pi/5i). Is there any difference in result? Write yes or no as a string.

5 years ago

Solved

UICBioE240 2.1
This will be useful later in the course, in conjunction to clc and clear all, what is the command to close all figure windows th...

5 years ago

Solved

Factorial !
Calculate the factorial of a non-negative integer without using the built in function *factorial*

5 years ago

Solved

Detect a number and replace with two NaN's
Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

5 years ago

Solved

UICBioE240 problem 1.11
Store a series of numbers into a 4 by 4 matrix, starting with the first few positions going right and down, and leaving the rest...

5 years ago

Solved

UICBioE240 problem 1.9
Swap the first and last columns of a matrix. So if A = [12 4 7; 5 1 4]; B = [7 4 12; 4 1 5]; ...

5 years ago

Solved

UICBioE240 2.3
Make a 4D matrix of 4x4x3x4 containing all zeros.

5 years ago

Solved

UICBioE240 2.6
Given a row vector containing all x1, and a column vector containing all x2, and their lengths are equal, create a column vector...

5 years ago

Solved

UICBioE240 2.5
Given a row vector containing all x1, and a column vector containing all x2, and their lengths are equal, create a row vector co...

5 years ago

Solved

UICBioE240 2.8
Convert x number of hours into seconds.

5 years ago

Solved

UICBioE240 2.10
Given a vector of numbers, give the difference between the maximum and minimum values.

5 years ago

Solved

UICBioE240 problem 1.2
Convert a column vector into a row vector. So if A = [1; 2; 3] Then B = [ 1 2 3]

5 years ago

Solved

Sum of elements of a vector (★★★)
Given any vector x = [x1, x2, x3, ... xn], compute the sum of its elements. Thus, if x = [ 1 3 -2 5 ], then the sum of its el...

5 years ago

Solved

Prime number check (★★)
One way to see if a number x is prime is to compute the remainders obtained when dividing x by all integers from 2 to √(x). If x...

5 years ago

Solved

Esoteric Trigonometry
From Wikipedia: "All of the trigonometric functions of an angle θ can be constructed geometrically in terms of a unit circle cen...

5 years ago

Solved

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]

5 years ago

Solved

How to locate the position of an element in a vector without using the find function
(copy of prob 105 with test for find function) Write a function posX = *locatePos* (x,y) which returns the location o...

5 years ago

Solved

Divisible by 10
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

5 years ago

Solved

Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

5 years ago

Solved

Multiples of a Number in a Given Range
Given an integer factor _f_ and a range defined by _xlow_ and _xhigh_ inclusive, return a vector of the multiples of _f_ that fa...

5 years ago

Solved

Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_. Note: NaNs are equal and there may be n...

5 years ago

Solved

Number of Circles in a Number
Given a number, return the number of closed 'circles' in the base 10 numerical representation. Note: the number 4 has no circ...

5 years ago

Solved

Back to basics 19 - character types
Covering some basic topics I haven't seen elsewhere on Cody. Return the number of punctuation characters in the input variabl...

5 years ago

Solved

Back to basics 9 - Indexed References
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix and row and column, output the index of th...

5 years ago

Solved

collision
several cars (n) were involved in this collision, the input matrix (vm) has n rows and two columns, first column for velocity an...

5 years ago

Solved

Crea un vector de enteros repitiendo sus términos de la siguiente forma 122333444455555

5 years ago

Solved

find the lowest number with given amount of integer factors

5 years ago