# pre alg.

posted by
**Anonymous**
.

In a pattern, the # of colored tiles used in row x is 3 to the power of x. Find the number of tiles used in rows a, 5, & 6.

i don't get this problem & could use some help...

posted by
**Anonymous**
.

In a pattern, the # of colored tiles used in row x is 3 to the power of x. Find the number of tiles used in rows a, 5, & 6.

i don't get this problem & could use some help...