Question

A video game has been developed whereby the player must earn a certain number of experience points before progressing to the next level.

On level 1, a player must earn 1 experience point.
On level 2, a player must earn 4 experience points.
On level 3, a player must earn 8 experience points.
On level 4, a player must earn 13 experience points.

How many experience points must a player earn on level 7?

Answer 1

I dont know how to do this :/

Answer 2

from 1 to 4 add 3
from 4 to 8 add 4
from 8 to 13 add 5

Answer 3

next one would be \(13+6=19\)

Answer 4

then \(19+7=26\)

Answer 5

and finally \(26+8=34\)

Answer 6

well... that was really easy... i forgot to think a lil bit :/

Answer 7

there is probably a fancier way to do it, as this is a quadratic function of some kind

Answer 8

yah... i was stuck by looking for some ecuation tho.. but i could have done it as eas as u did.. thanks bro

Answer 9

yw

Answer 10

actually the equation is not that easy to find
it is
\[\frac{x^2}{2}+\frac{x}{2}-1\]