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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
8년 초과 전
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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...
8년 초과 전
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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...
8년 초과 전
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Is there a way to display the desired number of significant digits before the decimal point?
I am confused about the way that the question below asks to display the significant digits of the answer. I think the question r...
8년 초과 전 | 답변 수: 1 | 0
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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
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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 displa...
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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...
8년 초과 전
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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...
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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...
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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
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How to extract the diagonal of a given matrix?
How can I extract the diagonal of a given matrix with using size? I know we can do it directly with diag.
8년 초과 전 | 답변 수: 1 | 0
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How to Create a 5x5 matrix whose rows are (1:5)?
Create a 5x5 matrix whose rows are (1:5).
8년 초과 전 | 답변 수: 2 | 0
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How to create a matrix of size N×N that has ones in the border and zeros inside?
Create a matrix of size N×N that has ones in the border and zeros inside. For example, if N=3 the matrix can be created with ...
8년 초과 전 | 답변 수: 2 | 0
