Lisa

Last seen: 3 months ago | Active since 2024

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Negative Infinity
Round the given array a towards negative infinity.

3 months ago

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Solving Quadratic Equations (Version 1)
Quadratic equations have the form: ax^2 + bx + c = 0. Example: x^2 + 3x + 2 = 0, where a = 1, b = 3, and c = 2. The equation has...

3 months ago

Solved

Back to Basics - Find no. of elements in a matrix?
Let A be a m*n matrix. Find the total no. of elements in A ? (Hint - formula based) A = [1 2 3;4 5 6]; output = 6

3 months ago

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How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

3 months ago

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Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...

3 months ago

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Matlab Basics - y as a function of x
Write a function to calculate y as a function of x, such that y = 6x^2 + 5x - 2

3 months ago

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Matlab Basics - Absolute Value
Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

3 months ago

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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

3 months ago

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Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.

3 months ago

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Calculate the base-10 logarithm of a number
Calculate the logarithm of number x

3 months ago

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factorial of a number x
Factorial of a number x

3 months ago

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Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

3 months ago

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Sum of first n positive integers
Given n, find the sum of first n positive integers Example: If n=10, then x=1,2,3,4,5,6,7,8,9,10. The sum of these terms is 55

3 months ago

Solved

Back to basics 1 - Saving
Covering some basic topics I haven't seen elsewhere on Cody. Given an input variable 'x', save it to disk in a file named 'co...

3 months ago

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Celsius to Kelvin
Convert Celsius degrees to Kelvin temperature.

3 months ago

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Celsius to Fahrenheit converter
Convert Celsius to Fahrenheit degrees.

3 months ago

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

3 months ago

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size

3 months ago

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Sudoku

3 months ago

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area

3 months ago

Solved

PIN code

3 months ago

Solved

Factorial

3 months ago

Solved

Row avg

3 months ago

Solved

Matrix Ax=B problem
Take a incoming A and B vector, and solve for x

3 months ago

Solved

Sum two matrices
Take two incoming matrices, and sum them

3 months ago

Solved

Matrix multiplication
Multiply two incoming matrices via matrix multiplication

3 months ago

Solved

Dot Product

3 months ago

Solved

Is it prime?
Given a number, check whether it is prime or not. If prime output is true, otherwise false.

3 months ago

Solved

Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

3 months ago

Solved

String Logic 19
Examples: 'DIG' --> 'I' 'IMPORTANT' --> 'MOTN' 'DEAL' --> 'EL' 'LIMB' --> 'IB' 'MOSTLY' --> 'OTY'

3 months ago