Answers

2016-07-20T21:30:03+08:00
Formula:
an=a₁(r)ⁿ⁻¹
an=last term
a₁=first term
r=ratio
n= number of terms

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2016-07-20T22:37:42+08:00
Thats a Geometric Sequence Formula po the geometric mean's formula is a over m = m over b ; m2=ab; m✔️ab
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