Solved

Calories in a slice of pizza?
The total calories C in a pizza is printed on its box. You know the angle A (degrees) of the slice you placed on your plate. Ple...

7 years ago

Solved

Given n, create n random numbers such that their standard deviation is also n.
Given n, create n random numbers such that their standard deviation is also n.

7 years ago

Solved

ranch area?
Your friend has a ranch with four distinct boundary lines. Three boundary lines are ideal straight roads: (1) North Club Road, (...

7 years ago

Solved

Mr. Pyramidad & Ms. Whissy Bolower
Businessman Mr. B. M. Pyramidad was drinking with his new girlfriend Ms. Whissy Bolower. He disclosed to her that he has an ille...

7 years ago

Solved

Check if any duplicates in your data
Given an array x, return a number n equal to the largest number of repetitions in your data. For example: If x=[1 2 3 6 8 4 9]...

7 years ago

Solved

cos for boss?
a programmer had too much coffee and his boss needs cos(alpha+beta) correctly, especially when alpha or beta are close to pi/2 a...

7 years ago

Solved

convert?
* Given a string containing a number followed by pounds or kgs, for example: * 'Billy lost 22 pounds in four weeks.' * 'Maria ...

7 years ago

Solved

Given a number N, find the smallest prime P>N
Given a number N, find the smallest prime P greater than N. For example: If N=10 then P=11. If N=13 then P=17.

7 years ago

Solved

Calculate the values of a polynomial.
Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values. ...

7 years ago

Solved

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

7 years ago

Solved

Display positive elements of matrix.
Display positive elements of matrix.

7 years ago

Solved

Delete x value in given vector y.
Delete x value in given vector y. Exapmle x=5; y=[ 1 2 5 6 74 5 2 5] result=[1 2 6 74 2]

7 years ago

Solved

For given vectors x,y find coresponding spline coefficients.
For given vectors x,y find coresponding spline coefficients. Example x =[ -3 -2 0 2 3] y =[ 0 0 1 ...

7 years ago

Solved

Multiply two polynomials p and q given in in vector representation.
Multiply two polynomials p and q given in vector representation. Example p=[-2 0 1 -1 3 2] q=[1 0 -1 2 ...

7 years ago

Solved

Calculate the sum of elements of n*n Hilbert matrix.
Calculate the sum of elements of n*n Hilbert matrix. For example, for n=5: HilbertMatrix = [1.0000 0.5000 0.333...

7 years ago

Solved

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

7 years ago

Solved

Find Euclidean norm of given vector u.
Find Euclidean norm of given vector u. https://en.wikipedia.org/wiki/Euclidean_distance Example x=[1 1] result=sqrt(1^2+1^2...

7 years ago

Solved

Find product of eigenvalues of n*n magic matrix.
Find product of eigenvalues of n*n magic matrix. Example n=3 Matrix= [ 8 1 6; 3 5 7; 4 ...

7 years ago

Solved

Convert array of decimal numbers into hexadecimal numbers array.
Convert array of decimal numbers into hexadecimal numbers array. Example x =[ 32 33 34 35 36 37 38 ...

7 years ago

Solved

Get derivarive of polynomial given as vector array.
Get derivarive of polynomial given as vector array. Example p=[ 1 2 0 5 0 3 ]; result=[ 5 8 0 10 ...

7 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;

7 years ago

Solved

Sum positive elements of matrix.
Calculate sum of positive elements of the matrix.

7 years ago

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))...

7 years ago

Solved

Opposite task convert string hexadecimal numbers array into array of decimal numbers .
Opposite task convert string hexadecimal numbers array into array of decimal numbers . Example x=[ '208'; '209'; '20A'; ...

7 years ago

Solved

Opposite task convert binary numbers array into array of decimal numbers.
Opposite task convert binary numbers array into array of decimal numbers. Example x=[ 11001000 ; 11001001 ; 11001010 ...

7 years ago

Solved

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

7 years ago

Solved

Replace x value into y value in string text.
Replace x value into y value in string text. Example text='Hello World' x='World', y='Universe' result='Hello Universe'.

7 years ago

Solved

Find the sides of an isosceles triangle when given its area and height from its base to apex
Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and ...

7 years ago

Solved

Add one raw in given matrix as shown in example
*Add one raw in given matrix as shown in example* A=[1 0;0 1]; X=[3 5]; Answer must be:[1 0; 0 1;3 5]

7 years ago

Solved

Find out of matrix transpose Complex conjugate
Find out of matrix transpose Complex conjugate A=[2 3+i;1 4+i] Then answer must be [2.0000 1.0000; ...

7 years ago