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Find the largest value in the 3D matrix
Given a 3D matrix, A, find the largest value. E.g. >> A = 1:9; >> A=reshape(A,[3 1 3]); >> islargest(A) ans = 9

約10年前

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pressure to dB?
given x ratio of pressure, find corresponding y dB

約10年前

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Who is the smartest MATLAB programmer?
Who is the smartest MATLAB programmer? Examples: Input x = 'Is it Obama?' Output = 'Me!' Input x = 'Who ?' Ou...

約10年前

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Indexing an array element
* Assign currentStudent with the second element of array testScores. _Reminder: Array indexing starts with 1._

約10年前

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Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

約10年前

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Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

約10年前

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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

約10年前

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Trimming Spaces
Given a string, remove all leading and trailing spaces (where space is defined as ASCII 32). Input a = ' singular value deco...

約10年前

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Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

約10年前

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Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...

約10年前

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Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

約10年前

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

約10年前

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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...

約10年前

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cube of number
find cube of number

約10年前

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

約10年前

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Count number of words in string
Count number of words in string Examples 'hi', answer is 1 'hi hi', answer is 2 'I enjoy cody', answer is 3

約10年前

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Remove the Zero
Given an array n, remove all zeros

約10年前

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Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...

約10年前

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imaginary results
Return the value of the imaginary number i to the power of input argument n.

約10年前

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Decide whether determinant is zero.
Given a 3 x 3 matrix, find the determinant. Let y = true if the determinant is zero, and let y = false if the determinant is no...

約10年前

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Matlab Basics II - Velocity of a particle
A particle is moving in space, such that it's velocity is given by: <<http://s30.postimg.org/5rf1xtvj5/cody1.png>> write a...

約10年前

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square number
Square a number

約10年前

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How long does it take to run a bath?
Given the *volume flow rate* (volume/time) of a faucet and the *volume* of a bath tub, find the amount of time it takes to fill ...

約10年前

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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

約10年前

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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...

約10年前

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Finding an element in a vector
x is a vector of unknown length your function should return the index of the first element in the vector that is greater than...

約10年前

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Compute LOG(1+X) in natural log
Compute LOG(1+X) in natural log

約10年前

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Replace values under a limit
For a vector x and number n, the goal is to find every element of x inferior to n and replace it by n. Example x= [ 1 2 3...

約10年前

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Hydrogens in a Saturated Hydrocarbon
Given (c) carbon atoms in a saturated hydrocarbon molecule (all single bonds), how many hydrogen atoms (h) are in the molecule?

約10年前

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Kinetic Energy
Given the mass m and velocity v of an object, determine its <http://en.wikipedia.org/wiki/Kinetic_energy kinetic energy>.

約10年前