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**Content Feed**

Solved

Produce a sine wave

Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

5 years ago

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Connect blocks in a model

Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

5 years ago

Solved

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]

6 years ago

Solved

Fibonacci-Sum of Squares

Given the Fibonacci sequence defined by the following recursive relation, * F_n = F_(n-1) + F_(n-2) * where F_0 = 0 and F_1 ...

6 years ago

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Test

Answer the question and the correct answer write in vector. Only one answer is correct. 1a Yes 1b No 1c No 1d No ...

6 years ago

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Find the maximum two numbers of every column of a matrix

Find the maximum two numbers of every column of a matrix. Example: If we input a matrix A = [ 1 2 4 6 0 3 ...

6 years ago

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Add 7

Given an input variable x, output a variable y that is 7 greater than x. Example: Input x = 1 Output y is 8 Input ...

6 years ago

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Linear system solve

Solve a linear set of equations as described in the following link: http://www.people.virginia.edu/~teh1m/cody/linsolv1.pdf

6 years ago

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Find out value of sine given by degree.

Find out value of sine given by degree. If theta=30, it's value must be 0.5.

6 years ago

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Power supply: 230V to 115V

The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V. Software is always chea...

6 years ago

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Sums with Excluded Digits

Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

6 years ago

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Make a Palindrome Number

Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

6 years ago

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Power of n ?

Determine if _x_ (positive integer) is a power of _n_, return true or false accordingly.

6 years ago

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Number Persistence

A number's persistence is the number of steps required to reduce it to a single digit by multiplying all its digits to obtain a ...

6 years ago

Solved

Calculate compression ratio of engine

Calculate compression ratio of engine given compression volume of cylinder(Vc), piston stroke(s) and valve diameter(d)

6 years ago

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Decoding : Find the value

'u' in the function below is of type char or string and 'v' is of type int or double. function y = your_fcn_name( u, v) ...

6 years ago

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Reverse the input

Given an input (n), produce an output in the reverse order with out using string variables or string function. Example x ...

6 years ago

Solved

Character variable: Compass direction

* Assign compassDirection with sensorReading's value. Both are character variables.

6 years ago

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Remove element(s) from cell array

You can easily remove an element (or a column in any dimension) from a normal matrix, but assigning that value (or range) empty....

6 years ago

Solved

Create an anti-identity matrix

Create an anti-identity matrix of given dimension. Examples n = 2 A = [0 1; 1 0] n = 3 A = [0 0 1; 0 1 0; 1 0 0...

6 years ago

Solved

Append two matrix as shown below example

Append two matrix as shown below example A=[1 2; 3 4] and B=[5 6;7 8] Answer must be 1 2 5 6 3...

6 years ago

Solved

Fahrenheit to Celsius using multiple statements

°C = (°F - 32) x 5/9 * Write a statement that assigns fractionalMultiplier with 5/9. * Write a second statement that assign...

6 years ago

Solved

Plus x: A first program

_Solve this problem in Mathwork's online Cody system._ Write a statement that assigns y with 5 plus x. Ex: If input x = 2,...

6 years ago

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Pi Estimate 1

Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation1.pdf>

6 years ago

Solved

Possible Outcomes of American Roulette

The payout for American roulette can be calculated by: payout = (38/n)-1 where n is the number of squares the bet covers. ...

6 years ago

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Calculate Alcohol By Volume with Original and Final Gravity

Given an initial gravity of un-fermented wort (OG) and a final gravity of fermented wort (FG), better known as beer, it is possi...

6 years ago