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Laws of motion 1

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Laws of motion 2

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Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

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Create tangent function out of sine function only
Please don't use cosine and tangent functions

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Convert degrees to radians
Given input in degrees, output to radians

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Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

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multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

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Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

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Divide by 4
Given the variable x as your input, divide it by four and put the result in y.

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y equals x divided by 2
function y = x/2

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

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Potential energy calculation

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Create sine function out of cosine
Please don't use sin(x) directly

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Freebies anyone? No!!!!
Feel free to copy paste all the tests and voila you solved the problem

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Sum of Two Numbers
Given two integer numbers x and y, calculate their sum and put it in z. Examples: Inputs x = 2, y = 4 Output z is 6 ...

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Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

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Volume Pillar
Calculate the volume of a pillar with radius l and heigth ar.

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Create cosine function out of sine
Please dont use cos(x) directly

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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 ...

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Basic commands - Greatest common divisor
Please write a function, which, will put as output greatest common divisor. Example: A = [-5 17; 10 0];...

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

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Determine if input is greater than pi
Evaluate if given number is greater than pi. If greater, return true; else, return false.

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Total energy

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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

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Hemisphere Volume on Top of a Cylinder
This MATLAB function has to calculate the volume of a hemisphere placed on top of a cylinder, given valid inputs. It takes the r...

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The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

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Convert radians to degrees
Given input in radians, output to degrees

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MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

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MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

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Simple equation: Annual salary
Given an hourly wage, compute an annual salary

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