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Find Out sum of principal diagonal element of given matrix
Find out sum of principal diagonal element of given matrix If A=[1 0 0; 0 1 0;0 0 1], then answer must be 3.

10 years ago

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Find the elements of a matrix according to a defined property.
From A = [5,2,3] and B = [1,2,3,4,5,6,7,8,9,10] produce a vector C where : C(1) is the sum of the first A(1) elements of B, ...

10 years ago

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

10 years ago

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Calculate the nth Fibonacci number USING 'Golden Ratio' concept
f = [1 1 2 3 5 8 13 ...] If n=6, f(6)=8

10 years ago

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Matlab Basics II - Log and natural log
Write a function that calculates the difference between the log and natural log of a vector, to two decimal places example: ...

10 years ago

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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)

10 years ago

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Square wave average calculation
Given its peak and duty cycle, calculate avg value of square wave

10 years ago

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Box!
Given a box, find the volume of the cube. With each side = a.

10 years ago

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Power supply: 230V to 115V
The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V. Software is always chea...

10 years ago

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Polynomial division
Divide a polynomial u by polynomial v and return the quotients only. Example: u = x^4+3*x^3+5*x+3 v = x^2+1 Answer: ...

10 years ago

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Solving a quadratic equation
Given a, b and c, Return the solution of the following quadratic equation: a*x^2 + b*x + c = 0.

10 years ago

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Weave two vectors into one
Weave the two given vectors into one as shown below. Example: If a = [1 1 1] b = [0 0 0] then y = [1 0 1 0 ...

10 years ago

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Calculate the integral of the polynomial
for e.g. in = [3 2 1] out = [1 1 1 0]

10 years ago

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Find out magnitude of vector
Find out magnitude of vector. Say x=[1 2 3], then answer must sqrt(1^2+2^2+3^2) Please don't use sum function. If you l...

10 years ago

Answered
How to generate same set of random numbers?
You can control random number generation using 'rng()' function. The usage is rng(seed). _rng(seed) seeds the random number g...

10 years ago | 1

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Answered
Is 1900 a leap year?
No, 1900 is not a leap year. Condition for an year to be Leap year us that it should be divisible by 4. But if it is century lik...

10 years ago | 2

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Nth root
Nth root of a number x

10 years ago

Problem

Nth root
Nth root of a number x

10 years ago | 2 | 138 solvers

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Find 10's complement
Find 10's complement of a given number. An example is <http://electrical4u.com/9s-complement-and-10s-complement/ shown here>.

10 years ago

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Find minimum and maximum elements of an array
For a given array find minimum and maximum elements of an array and store minimum value in first index of output and maximum in ...

10 years ago

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Find out Harmonic mean.
Find out Harmonic mean.

10 years ago

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Finding fourier transform of a given vector
Find the fourier transform of a given input vector for ex a=[1 2 3 4] then y=[ 10.0000 + 0.0000i -2.0000 +...

10 years ago

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Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

10 years ago

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Return area of square
Side of square=input=a Area=output=b

10 years ago

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Back to basics 15 - Benchmark
Covering some basic topics I haven't seen elsewhere on Cody. Return an array of the benchmark values for MATLAB.

10 years ago

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03 - Matrix Variables 4
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3d.png>> A 3x4 NaN (Not a Number) matrix (Hint: use ...

10 years ago

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Sum of cubes
Write a program to determine sum of cubes of first n odd numbers.

10 years ago

Problem

Sum of cubes
Write a program to determine sum of cubes of first n odd numbers.

10 years ago | 6 | 113 solvers

Solved

Golden ratio
Calculate the golden ratio. Hint: phi^2 = phi + 1.

10 years ago

Answered
Static variables in MATLAB
Use keyword persistent to declare static variables persistent x; for more information: read here: <https://in.mathworks....

10 years ago | 6

| accepted