Given the sequence
Last edited by infinitebrain (2013-03-08 12:55:30)
The best thing about life is you don't know what to expect
You can use differences to get the answer
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
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If you subtract consecutive terms, you see that you get:
You could find the quadratic. However, another way is to realize that, which, after solving, gives
Last edited by Stormtangent (2013-03-08 15:25:26)
"Have you ever had a dream that you were so sure was real? What if you were unable to wake from that dream? How would you know the difference between the dream world and the real world? "