Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...
8 years 前
已解决
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.
8 years 前
已解决
Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity.
<<http://blogs.mathworks.com/images/seth/c...
8 years 前
已解决
Produce a sine wave
Produce a sine wave with amplitude 3:
<<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>
8 years 前
已解决
Add a block to a model
Produce the following signal:
<<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>>
In this case, the slope of...
8 years 前
已解决
Produce a cosine wave
Produce the following signal:
<<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>
8 years 前
已解决
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...
8 years 前
已解决
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...
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...
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...
8 years 前
已解决
Times 2 - START HERE
Try out this test problem first.
Given the variable x as your input, multiply it by two and put the result in y.
Examples:...
8 years 前
已解决
Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.]
Non-scor...