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Complex number
For complex number c=a+bi, write code that will add a and b together.

10 years ago

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Vectors counting by 2
Create a vector numbers from 7 to 15 in increments of 2

10 years ago

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Evaluating a polynomial
Given the following polynomial and the value for x, determine y. y = 3x^5 – x^3 + 8x – 3 Example x = 1 y = 3 - 1 +...

10 years ago

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Deleting an element in a matrix
For vector Grades=[98 56 78 34 100 88 87], delete the number 78 to get the following matrix Grades=[98 56 34 100 88 87] **re...

10 years ago

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Counting down
Create a vector that counts from 450 to 200 in increments of 10.

10 years ago

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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...

10 years ago

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Replacing a row
For matrix G=[1 2 3; 4 5 6; 7 8 9] Replace the 2nd row with 8s **remember to create matrix G

10 years ago

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Change input vector
If a input vector is [3, 2, 6, 1, 6], the output vector is [3, 2, 6, 1, 6] + [1, 2, 3, 4, 5] = [4, 4, 9, 5, 11].

10 years ago

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y=x
y=x

10 years ago

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Change on Spiral Matrix
n>=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will ...

10 years ago

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find a number (cheat)
find a number input^5 = input the out put should be the number. try cheating

10 years ago

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cheating technique1
in these cody problems, there is a way to cheat. find out how people cheat.

10 years ago

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Joules!
1J = 101.325 L/atm Write a statement that assigns fractionalMultiplier with 101.325 Write a second statement that assigns Jo...

10 years ago

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'Price of pizza!'
If you want to check pizza's price, try this! price is proportional to its volume, so you have to multiply 0.1($) to pizza's v...

10 years ago

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'Repeat!'
if matrix x=[1 2;3 4] y should be [1 2 1 2; 3 4 3 4; 1 2 1 2; 3 4 3 4;............],repeat n times! try this!

10 years ago

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multiply 2 by 2
multiply 2 by 2

10 years ago

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ASCii Code
Using Matlab get the ASCii for '?'

10 years ago

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

10 years ago

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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...

10 years ago

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

10 years ago

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UICBioE240 problem 1.14
Solve 3^x = 17

10 years ago

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UICBioE240 problem 1.3
Find the length of a vector. So if A = [1 1 1 1 1] Then B = 5

10 years ago

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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...

10 years ago

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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.

10 years ago

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UICBioE240 problem 1.6
Find the tangent line of a right triangle given the two of the sides. So if A = [1 1] B = sqrt(2)

10 years ago

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

10 years ago

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Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

10 years ago

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

10 years ago

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Sum function: Counting cookies
Row array troopCookieSales contains the number of boxes of cookies sold by each troop member. Assign totalSales with the sum of ...

10 years ago

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find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

10 years ago