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Homework 13.6

Last updated about 2 months ago

3 questions

3.33

Question 1

1.

Evaluate the geometric series
\sum^{9}_{n=1}(4\cdot 3^{n-1})

3.33

Question 2

2.

3.34

Evaluate the geometric series
\sum^{10}_{n=1}(4\cdot (-3)^{n-1})

Question 3

3.

Given a_{1}, a_{n} and r, determine S_{n}
a_{1}=4
a_{n}=1024
r=-2