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  1. AP Calculus
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Infinite Sequences and Series (BC Only)

Question 1
college-boardCalculus AB/BCAPExam Style
1 mark

When assessing whether a p-series can be evaluated using the nth term test for divergence, which characteristic should be considered?

Question 2
college-boardCalculus AB/BCAPExam Style
1 mark

If the sequence an=(n+12n)n{a_n} = \left( \frac{n+1}{2n} \right)^nan​=(2nn+1​)n is given, which of the following statements about its convergence is true?

Question 3
college-boardCalculus AB/BCAPExam Style
1 mark

Considering ∑k=1∞k(k+1)(k+2017)e−k\sum_{k=1}^\infty k(k+1)(k+2017)e^{-k}∑k=1∞​k(k+1)(k+2017)e−k and applying the nth term test, what can we conclude?

Question 4
college-boardCalculus AB/BCAPExam Style
1 mark

If we modify an alternating sequence given by ∑(−1)nsin⁡(n)10n\sum (-1)^{n} \frac{ \sin(n) }{ 10^n }∑(−1)n10nsin(n)​ such that it now reads ∑(−1)nsin⁡(π∗n)10n\sum (-1)^{n} \frac{ \sin( \pi * n ) }{ 10^n }∑(−1)n10nsin(π∗n)​ what can be said about its new behavior concerning divergence or convergence?

Question 5
college-boardCalculus AB/BCAPExam Style
1 mark

For which value of kkk does the series ∑n=1∞(nn+1)k\sum_{n=1}^{\infty} \left( \frac{n}{n+1} \right)^k∑n=1∞​(n+1n​)k fail to pass the nth Term Test for Divergence?

Question 6
college-boardCalculus AB/BCAPExam Style
1 mark

For which of these values would lim⁡n→∞(n+1−n)\lim_{n \to \infty} ( \sqrt{n+1} - \sqrt{n} )limn→∞​(n+1​−n​) indicate that a sequence may potentially converge when applying the nth term test?

Question 7
college-boardCalculus AB/BCAPExam Style
1 mark

What is the nth term test also called?

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Question 8
college-boardCalculus AB/BCAPExam Style
1 mark

For the sequence given by an=n2e−na_n = n^2e^{-n}an​=n2e−n, how does applying the nth Term Test for Divergence assess its associated series?

Question 9
college-boardCalculus AB/BCAPExam Style
1 mark

If you have a factorial-based series defined by (−1)n(n!)(-1)^n (n!)(−1)n(n!), determining whether this series converges or diverges using only an examination should yield which conclusion?

Question 10
college-boardCalculus AB/BCAPExam Style
1 mark

What must be true about any given summands, aka_kak​, of an infinite series if application & subsequent utilization thereof via application through applying N th Terms Tests For Converge/Diverge fails?