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Create tangent function out of cosine only

Please don't use tangent and sine functions

oltre 5 anni ago

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Why is the factorial of 0 equal to 1?

A Factorial of a number n can defined as the total number of ways of selecting n different objects. For Example, total number ...

Why is the factorial of 0 equal to 1?

A Factorial of a number n can defined as the total number of ways of selecting n different objects. For Example, total number ...

oltre 5 anni ago | 0

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Beat the test suite if you can :)

Solve this problem based on clues in the test suite.

oltre 5 anni ago

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De-dupe

Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

oltre 5 anni ago

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Project Euler: Problem 1, Multiples of 3 and 5

If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

oltre 5 anni ago

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Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

oltre 5 anni ago

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Create an array (n,n) where only diagonal elements are '1' and others are '0'

Create an array (n,n) where only diagonal elements are '1' and others are '0' EX: n = 3; then Resultant array would be [ 1 0...

oltre 5 anni ago

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Sum of series I

What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

oltre 5 anni ago

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UICBioE240 problem 1.1

Remove the middle row from a matrix, assuming # of rows is odd. So if A = [ 1 2 3; 4 5 6; 7 8 9] the...

oltre 5 anni ago

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Cumulative product of a vector

Cumulative product of a vector example x=[1 2 5 10], then answer must be [ 1 2 10 100] *If you like this prob...

oltre 5 anni ago

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Test if a matrix is symmetric

Write a logical function that returns 1 if the input matrix is symmetric and 0 otherwise.

oltre 5 anni ago

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How many digits are there?

Input(s) - any string Output(n) - number of digits within string s

oltre 5 anni ago

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The rabbit problem

Someone discovered that rabbits reproduce at the rate of fibonnaci so you just input the number and it will print the fibonnaci ...

oltre 5 anni ago

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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...

oltre 5 anni ago

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Number Persistence

A number's persistence is the number of steps required to reduce it to a single digit by multiplying all its digits to obtain a ...

oltre 5 anni ago

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Computing Wind chill

On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

oltre 5 anni ago

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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...

oltre 5 anni ago

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Power of n ?

Determine if _x_ (positive integer) is a power of _n_, return true or false accordingly.

oltre 5 anni ago

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Find out sum of prime number till given number

Find out sum of prime number till given number Example, if number is 10, then answer must be 17.

oltre 5 anni ago

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Skip by a multiple

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

oltre 5 anni ago

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MATLAB Basic: rounding

Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

oltre 5 anni ago

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solve for y that is half as much as three less than one tenth of x

function y = half(x) y = (x * .1); end

oltre 5 anni ago

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the fly, the train, the second train, and their Zeno's paradox

*You have heard this one*: A train leaves station _A_ and travels with constant velocity _v1_. A second train leaves station _B_...

oltre 5 anni ago