SOLUTION: In a pattern the number of colored tiles used in row x is 3 with an exponent of x. How many tiles are used in rows 4, 5

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Question 22544:
In a pattern the number of colored tiles used in row x is 3 with an exponent of x. How many tiles are used in rows 4, 5, and 6 of the pattern?

Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
If row x has 3%5Ex tiles, then:
row 4 has 3%5E4+=+81tiles.
row 5 has 3%5E5+=+243tiles.
row 6 has...well, you get the idea by now.