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Solved
Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...
6 months ago
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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...
6 months ago
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Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not to use d...
6 months ago
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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.
6 months ago
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Approximation of Pi
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given number of...
6 months ago
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Given a square and a circle, please decide whether the square covers more area.
You know the side of a square and the diameter of a circle, please decide whether the square covers more area.
6 months ago
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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
6 months ago
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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...
6 months ago
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Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5
6 months 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
6 months ago
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Is the input divisible by 3?
Return true if the input is divisible by 3 and false if not.
6 months ago
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Temperature conversion
Convert temperature in degrees Celsius (C) to temperature in degrees Kelvin (K). Assume your answer is rounded to the nearest Ke...
6 months ago
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Y=X
Given an input variable x, output a variable y that is equal in value to x. Example: Input x = 1 Output y is 1 Inp...
6 months ago
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Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.
6 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.
6 months ago
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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displayed ...
7 months ago
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Find the Best Hotels
Given three input variables: hotels - a list of hotel names ratings - their ratings in a city cutoff - the rating at which yo...
7 months ago
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Calculate BMI
Given a matrix hw (height and weight) with two columns, calculate BMI using these formulas: 1 kilogram = 2.2 pounds 1 inch = 2...
7 months ago
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Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...
7 months ago
Solved
Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as y = A.ⅇ^(-λt)*cos(2πft) where A, λ, and f are scalars and t is a vector. ...
7 months ago
