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Find and replaces spaces from a input string with *
For a given input string str, find how many spaces are there in the string and replace those spaces with * e.g. str = 'this is ...

8 years ago

Solved

frame of the matrix
Given the matrix M, return M without the external frame.

8 years ago

Solved

Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

8 years ago

Problem

Set x value to each odd index of vector y.
Set x value to each odd index of vector y.

8 years ago | 2 | 81 solvers

Solved

Print true if
all elements are larger than 5 a=[1 3 5 8 6]; b=[6 6 6 6 6]; function(a) should be false, and function(b) will be tru...

8 years ago

Solved

square root
Find the square root (y) of an input (x).

8 years ago

Solved

Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

8 years ago

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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>.

8 years ago

Solved

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

8 years ago

Problem

Solve expression III
Solve expression for given vector x. Expression = (tan(2*x^2+7*x-30.25)+log(x^3-2.25))/(nthroot(sin(x^3)^2+1/5*log(x^4-2.5),3))...

8 years ago | 3 | 75 solvers

Solved

Solve expression III
Solve expression for given vector x. Expression = (tan(2*x^2+7*x-30.25)+log(x^3-2.25))/(nthroot(sin(x^3)^2+1/5*log(x^4-2.5),3))...

8 years ago

Solved

Solve expression II
Solve given expression. alpha=0.1(-x-y-50)/(exp((-x-y-50)/10)-1) beta=5exp((-x+y-60)/20) result=alpha+beta;

8 years ago

Problem

Solve expression II
Solve given expression. alpha=0.1(-x-y-50)/(exp((-x-y-50)/10)-1) beta=5exp((-x+y-60)/20) result=alpha+beta;

8 years ago | 3 | 77 solvers

Solved

Solve expression I
Solve expression (1+sin(x))/cos(x)+cos(x)/(1+sin(x)) for given vector x.

8 years ago

Problem

Solve expression I
Solve expression (1+sin(x))/cos(x)+cos(x)/(1+sin(x)) for given vector x.

8 years ago | 3 | 93 solvers

Problem

Count given word x in text.
Count how many times given word x repeats in text.

8 years ago | 1 | 60 solvers

Solved

Count given word x in text.
Count how many times given word x repeats in text.

8 years ago

Solved

Food safety
Assign safeTemperature with 1 if foodTemperature is less than 40 or greater than 165.

8 years ago

Solved

find radius of cone
if Slant height of Cone(I)& hight of Cone(H) given then find radius of the Cone(R) for example I=5,h=4 then the ans R=3;

8 years ago

Solved

matrix of natural number
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 resides seially as shown in the examples below. ...

8 years ago

Solved

Matlab Basics - Sum a vector
Write a script to add up all the elements in a vector e.g. x = [1 2 3 4] --> output = 10

8 years ago

Solved

matlab indian players
answer is one of the indian matlab player(just for fun dont take serious)

8 years ago

Solved

peta to nano (x-ray)
for certain x-ray radiation, given frequency in petahertz, give wavelength in nanometer, must be accurate +/- 25%

8 years ago

Solved

Create a vector whose elements depend on the previous element
The idea is to create a vector A whose elements depend on the previous element : *A(i+1) = 2*A(i)+1* *2 Inputs*: - A : The...

8 years ago

Solved

Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

8 years ago

Solved

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...

8 years ago

Solved

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...

8 years ago

Solved

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

8 years ago

Solved

Put Two 1D matrices into one 1D matrix
Example: If input a = [1 2 3 4 5]; input b = [10 9 8 7 6]; then output will be, y_correct = [1 10 2 9 3 8 4 7 5...

8 years ago

Solved

Find the area of the four walls
If length, breadth and height of the walls are given, find the area of the four walls.

8 years ago