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Create cosine function out of sine
Please dont use cos(x) directly

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Create tangent function out of sin and cos
Please don't use tan(x) directly

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Rotate matrix by -90 degrees
Rotate a Matrix by -90 degrees Example: X = 1 2 3 4 5 6 7 8 9 output = 7 4 ...

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Sum two matrices
Take two incoming matrices, and sum them

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Matrix element wise multiplication
Take two incoming vectors, and multiply them element wise

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Matrix Max Finder
Output the maximum value in a matrix

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Find the mean of two vectors
Take two vectors, and output the mean of them (bonus if you don't use the in-built mean function)

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Matrix multiplication
Multiply two incoming matrices via matrix multiplication

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Sum the rows
Sum the rows of the given matrix. Example x = [ 1 2 3 4 ] y = [ 3 7 ]

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Transpose of matrix
Transpose of matrix as per test cases

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Average speed for the entire trip
The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

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Rotate a matrix for 180 degree
Rotate a matrix for 180 degree for eg: x=[1 2 3 4] y=[4 3 2 1]

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prime test
find largest 2 digit prime number

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Convert Kilometers to Miles
Convert kilometers to miles. Consider 1 km = 0.62 mile. Note: Don't use the '*' operator.

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Find out value of polynomial at different value.
Find out value of polynomial at different value. Example p(s) = s + 8 For s=0, value is 8.

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

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Create tangent function out of sine function only
Please don't use cosine and tangent functions

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Create sine function out of cosine
Please don't use sin(x) directly

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Negative matrix
Change the sign of all elements in given matrix.

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Getting the row and column location from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get <http://www.mathwo...

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Find the area of a rectangle if length of the diagonal is given.
if length of a diagnonal in rectangle is 5. Its area is 12.

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Create a constant offset.
Add a constant offset to an array. Example a = [1 3 5 9] offset = 2 y = [3 5 7 11]

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Linear system of equations
Solve the system of equations in three variables.

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Nth root
Nth root of a number x

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Basic commands - rounding
make a function which will round to integer, which is nearer to zero. Example x=[-2.5 2]; y=[-2 2];

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Find the index of n in magic(n)
If input n=5, then magic(n) is 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22...

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Determine the length of a string of characters
Determine the length of a string of characters

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Sum of integers numbers
Sum of the numbers from 1 to 100

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Test
Answer the question and the correct answer write in vector. Only one answer is correct. 1a Yes 1b No 1c No 1d No ...

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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...

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