Sally1768 Sally1768
  • 02-08-2018
  • Mathematics
contestada

Prove that the sum of four consecutive numbers is always an even.

Respuesta :

konrad509
konrad509 konrad509
  • 02-08-2018

[tex] n+n+1+n+2+n+3=4n+6=2(2n+3) [/tex]

One of the factors is 2, so the number is even.

Answer Link

Otras preguntas

Find the perimeter of the swimming pool
Visible light, which has a wavelength of between 380 nm and 760 nm, is usually
What is the formula that can be used to find velocity if kinetic energy and mass are known?
Is 2,000 meters are bigger than 20 kilometers
If an electromagnetic wave’s frequency doubles in a vacuum, what are the other effects on the wave?
I have a French question attached below, please help! I AM TRAVELING TO QUEBEC, SO MUST BE ABOUT QUEBEC. The answer must be 8-10 sentences.
When driving a car on a mountain road with an 8,555 foot elevation, what’s the horsepower loss of an engine rated at 250 HP? A. 64 B. 66 C. 71
Which set of ordered pairs is made up of points on the graph of the function below? y=-3x+6 A. (9,-1), (6,0), (1,3), (2,0) B. (-1,9), (0,6), (1,3), (2,0)
Volcanic island arcs are found near which features on the seafloor? abyssal plains coral atolls rift zones deep-ocean trenches
Explain the main ideologies that led to the uprising thoughout europe?