Answer:
The value of y is y = -8x + 1.
Step-by-step explanation:

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Answer:
You need to sum at least 5000 terms
Step-by-step explanation:
Remember what the estimation theorem for alternating series says.
Given a series

An upper bound for the error of the series
is
so

For this case you want

is approximately 5000. So you must sum at least 5000 terms.
Less than, meaning, 41
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