Mathematics, 22.01.2020 22:31 xlxJazmin
What is the 19th term of a geometric sequence where a1=8 and a9=360. round the common ratio and 19th term to the nearest hundredth.
really need on this one .
Answers: 3
![a_{1} = 8\\a_{9} = 360 = a_{1} \cdot r^9 = 8 \cdot r^9\\r = \sqrt[9]{\frac{360}{9} } \cong 1.53](/tpl/images/0466/3518/9792d.png)
and 
of a geometric sequence and we are to find the 19th term along with the common ratio for this sequence.
is the nth term, 
is the first term, 
is the number of terms and 
is the common ratio.
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What is the 19th term of a geometric sequence where a1=8 and a9=360. round the common ratio and 19th...
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