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Replace every 3rd element in a vector with 4
x is a vector of undetermined length You are to replace every 3rd element with the number 4, example: x = [11 23 34 43 2 3...

8 years 前

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UICBioE240 problem 1.4
So if A = [ 1 2 3; 4 5 6; 7 8 9] B = [ 3 3]

8 years 前

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UICBioE240 problem 1.17
In the expression (2+5i), how does MATLAB read the expressions A = 2+5i B = 2+5*i C = both are okay Write capital letter a...

8 years 前

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UICBioE240 problem 1.16
sin^2(pi/6) + cos^2(pi/6)

8 years 前

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Tune your guitar
Given an input string with the scientific pitch notation for standard tuning ( <http://en.wikipedia.org/wiki/Guitar_tunings#Stan...

8 years 前

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Product of elements in row
Product of matrix such that a=[3 3 1] b=9

8 years 前

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Are you in XY plane?
Take a point P as an input position Vector (x,y,z). If you are in XY plane, return 1 as an output otherwise return 0. Example...

8 years 前

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find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

8 years 前

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Matlab Basics - Switching Assignments
Switch assignments for variables x and y, for example start with x = 1 and y = 3 end with y = 1 and x = 3 Do NOT simply r...

8 years 前

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Create an 'arrow-head" matrix
Write a function that when given an odd number, produces an arrow-head function pointing to the right. Examples n = 3 ...

8 years 前

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Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

8 years 前

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ベクトルのスケーリング
入力したベクトルの大きさを１にしてください。

8 years 前

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How many monitors are connected ?
How to obtain the numbers of monitors connected to your computer ?

8 years 前

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Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

8 years 前

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Mersenne Primes
A Mersenne prime is a prime number of the form M = 2^p - 1, where p is another prime number. For example, 31 is a Mersenne prim...

8 years 前

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What's size of TV?
Many people buy TV. Usually they ask about diagonal. But also important are width and height. Let's assume that all TV have rati...

8 years 前

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Woodall number
Test whether the input is a Woodall number: <http://en.wikipedia.org/wiki/Woodall_number> _Please do not cheat by simply chec...

8 years 前

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Bit Reversal
Given an unsigned integer _x_, convert it to binary with _n_ bits, reverse the order of the bits, and convert it back to an inte...

8 years 前

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ベクトル [1 2 3 4 5 6 7 8 9 10]　の作成
MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

8 years 前

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UICBioE240 problem 1.6
Find the tangent line of a right triangle given the two of the sides. So if A = [1 1] B = sqrt(2)

8 years 前

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Twins in a Window
<http://en.wikipedia.org/wiki/Twin_primes Twin primes> are prime numbers that differ by 2, such as [11,13] or [41,43]. Write a f...

8 years 前

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UICBioE240 2.3
Make a 4D matrix of 4x4x3x4 containing all zeros.

8 years 前

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The Dark Side of the Die
It is well-known that opposite sides of a classic hexahedral die add to 7. Given a vector of dice rolls, calculate the sum of th...

8 years 前

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UICBioE240 2.8
Convert x number of hours into seconds.

8 years 前

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sinus function
x is the abscissa. find the absolute value of cosine of -x and the same value with changed sign.

8 years 前

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Calculate volume of box
Calculate the volume of box,hiven its sides

8 years 前

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Skip by a multiple
Given an integer create an array of its multiples. Array must have a length of 15

8 years 前

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UICBioE240 problem 1.18
exp(pi/5*i) and exp(pi/5i). Is there any difference in result? Write yes or no as a string.

8 years 前

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Saving MATLAB session to a file
How to save MATLAB session to a file?

8 years 前

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Penny flipping - calculate winning probability (easy)
Two players are playing a fair penny flipping game. For each flip, the winner adds one penny from the loser's collection to his/...

8 years 前