Solved

Geometric Series
Given x and n, give the sum of x ^ 1 to x ^ n. You should not have to use a loop for this.

8 years ago

Solved

Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

8 years ago

Solved

Calculate the answer to life the universe and everything
<https://en.wikipedia.org/wiki/42_(number)>

8 years ago

Solved

Print the largest eigenvalue of A(500)
Write a function that prints the largest eigenvalue of A(500), without any extraneous output. For a positive integer n, let A...

8 years ago

Solved

Airline Ticket Mod7 Checksum
There are 13 digits in an airline ticket number. If an airline ticket number is valid, the 13th digit should be the remainder of...

8 years ago

Solved

Lowest sum from a group of digits
Hi there. It's James's daughter here again, and my third grade math teacher is up to her old tricks. This time, she's giving u...

8 years ago

Solved

Determine whether the number is multiple of 3 or not
Let a=6 and as 6 = 2*3 which means 6 is multiple of 3; return true if a is multiple of 3,otherwise false.

8 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))...

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

Solved

Matrix Ax=B problem
Take a incoming A and B vector, and solve for x

8 years ago

Solved

is the number happy?
test is a given integer number is Happy of not? answer 1 if yes or 0 is no

8 years ago

Solved

Create cotangent function out of sine.
Please, don't use cos, tan, cot matlab functions.

8 years ago

Solved

Snakes on a plane
Given the dimensions of a 2-d plane, create a matrix where a "snake" of ones occupies the plane from top left to bottom right. ...

8 years ago

Solved

Simple polynomial evaluation
Compute the value of a polynomial of degree n with all coefficients '1', at value x. n is always n>=0. p(x)=1+x+x^2+...+x^n...

8 years ago

Solved

Check availability of a number in an array
An array is given A=[1 2 3 4 5 7 8 9 10]. Find whether the number n is present in given array or not. If the number n is prese...

8 years ago

Solved

Slope of the line passing through two points
Determine the slope of a line passing through the points a=[x1 y1] and b=[x2 y2].

8 years ago

Solved

wipe out!
make all the elements in given x zero.

8 years ago

Solved

Polynomial evaluation
Compute the value of a polynomial of degree n with coeffcients in vector a, at value x. p(x)=a(1)+a(2)x+a(3)x^2+...+a(n+1)x...

8 years ago

Solved

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

8 years ago

Solved

Rank of matrix
Find the rank of given matrix

8 years ago

Solved

Raise a polynomial to a power
In Matlab, polynomials are represented by a vector of coefficients. For example, the polynomial p=a*x^2 + b*x + c is represente...

8 years ago

Solved

MPS to MPH
Given the speed in miles per second, find the speed in miles per hour.

8 years ago

Solved

Calculate Simple Intrest for given data
P,N,R stands for Principle amount, No. of years and rate of intrest resp. Calculate intrest I

8 years ago

Solved

Identify the heavier bag
There are N=2^n bags of rice looking alike, N-1 of which have equal weight and one is slightly heavier. The weighing balance is ...

8 years ago

Solved

Octoberfest festival
A group of students decided to visit Octoberfest festival. First they ordered one beer, then after half-hour they taken one more...

8 years ago

Solved

Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

8 years ago

Solved

Isothermal Expansion
Given the initial pressure and volume of an ideal gas, calculate the new volume, given the new pressure. Hint: <https://en.wi...

8 years ago

Solved

mathematics , probability problem
How many different result can we have, rolling k dice?

8 years ago

Solved

Find the list of all open files
In the test suite, I use <http://www.mathworks.com/help/matlab/ref/fopen.html fopen> to create new files. The task is to find th...

8 years ago

Solved

Percentage profit
If you are buying at x dollar, what will be the selling price for making the r% profit?

8 years ago