Geometric series | Mathematics | Page 1

green pasture Nov 13, 2024, 3:34 AM

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This is the table we'll be given on the exam. I have questions on two problems.

obtuse shuttleBOT Nov 13, 2024, 3:34 AM

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green pasture Nov 13, 2024, 3:34 AM

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The solution.

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It makes sense that in the formula we've plugged in 2^9 since the OG formula says ar^(n+1).

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But if you look at part b, why is it 2^8?

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And in part c again, why have we gone back to 2^9

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green pasture Nov 13, 2024, 3:39 AM

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Also over here, how is a=1

#Geometric series