Solved

Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

1 year ago

Solved

Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

1 year ago

Solved

Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

1 year ago

Solved

Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

1 year ago

Solved

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

1 year ago

Solved

radius of a spherical planet
You just measured its surface area, that is the input.

1 year ago

Solved

Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

1 year ago

Solved

Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

1 year ago

Solved

Converts numbers into characters
Converts numbers into characters

1 year ago

Solved

Find the max element of the array
Find the max element of the array

1 year ago

Solved

Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

1 year ago

Solved

Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

1 year ago

Solved

to the 2 all elements
to the 2 all elements

1 year ago

Solved

the average value of the elements
Calculate the average value of the elements in the array

1 year ago

Solved

Double all elements in the array
Duplicate all elements in the array

1 year ago

Solved

calculate the length of matrix
input 1 array, calculate the length

1 year ago

Solved

Draw a '0' in a one matrix!

1 year ago

Solved

Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

1 year ago

Solved

Pizza!
Given a circular pizza with radius z and thickness a, return the pizza's volume. [ z is first input argument.] Non-scored bonus...

1 year ago

Solved

Roll the Dice!
Description Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. Example [x1,x2] = rollDice(...

1 year ago

Solved

Is the Point in a Triangle?
Check whether a point or multiple points is/are in a triangle with three corners Points = [x, y]; Triangle = [x1, y1; x2, y...

1 year ago

Solved

Can we make a triangle?
Given three positive number, check whether a triangle can be made with these sides length or not. remember that in a triangle su...

1 year 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 h=...

1 year ago

Solved

Height of a right-angled triangle
Given numbers a, b and c, find the height of the right angled triangle with sides a and b and hypotenuse c, for the base c. If a...

1 year ago

Solved

Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

1 year ago

Solved

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

1 year ago

Solved

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

1 year ago

Solved

Energy Conversion 2

1 year ago

Solved

Energy Conversion 1

1 year ago

Solved

Velocity Conversion
Given a velocity in mph, convert it to km/h. Round the answer to the fourth decimal place.

1 year ago