Answer:
The common difference is -9 1/8
Step-by-step explanation:
we know that
In an <u><em>Arithmetic Sequence</em></u> the difference between one term and the next is a constant, and this constant is called the common difference
Let
therefore
1
a) 6^3
b) -3^2
6
there are 6 -10's in -60 feet
choice one
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A.