A résolu


Sum of series VIII

plus d'un an il y a

A résolu


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

plus d'un an il y a

A résolu


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)

plus d'un an il y a

A résolu


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

plus d'un an il y a

A résolu


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?

plus d'un an il y a

A résolu


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

plus d'un an il y a

A résolu


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

plus d'un an il y a

A résolu


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

plus d'un an il y a

A résolu


Total energy

plus d'un an il y a

A résolu


Kinetic energy calculation

plus d'un an il y a

A résolu


Laws of motion 1

plus d'un an il y a

A résolu


Laws of motion 2

plus d'un an il y a

A résolu


Laws of motion 4
Given the initial velocity 'u', final velocity 'v' and acceleration 'a', find the distance travelled.

plus d'un an il y a

A résolu


Laws of motion 5
Calculate the force is u are given mass and acceleration.

plus d'un an il y a

A résolu


Energy Conversion 2

plus d'un an il y a

A résolu


Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

plus d'un an il y a

A résolu


Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

plus d'un an il y a

A résolu


Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

plus d'un an il y a

A résolu


MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

plus d'un an il y a

A résolu


MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

plus d'un an il y a

A résolu


MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

plus d'un an il y a

A résolu


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

plus d'un an il y a

A résolu


Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

plus d'un an il y a

A résolu


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=...

plus d'un an il y a

A résolu


Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vertices of ...

plus d'un an il y a

A résolu


Potential energy calculation

plus d'un an il y a

A résolu


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

plus d'un an il y a

A résolu


Force and Motion 2
Two robots are pulling on an object in opposite directions. One robot pulls with a force of F1 Newtons and the other with a forc...

plus d'un an il y a

A résolu


Laws of motion 6

plus d'un an il y a

A résolu


Laws of motion 3

plus d'un an il y a

Charger plus