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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

Considering the alternating harmonic series ∑n=1∞(−1)n+1n\sum_{n=1}^{\infty} \frac{(-1)^{n+1}}{n}∑n=1∞​n(−1)n+1​, what alteration to the exponent on n would cause this series to diverge?

Question 2
college-boardCalculus AB/BCAPExam Style
1 mark

If s∞s_\inftys∞​ and r∞r_\inftyr∞​ are convergent series, is t∞=s∞+r∞t_\infty = s_\infty + r_\inftyt∞​=s∞​+r∞​ convergent or divergent?

Question 3
college-boardCalculus AB/BCAPExam Style
1 mark

Which test can determine if the series ∑n=1∞3nn!\sum_{n=1}^{\infty} \frac{3^n}{n!}∑n=1∞​n!3n​ converges?

Question 4
college-boardCalculus AB/BCAPExam Style
1 mark

What does it mean for an infinite series to be convergent?

Question 5
college-boardCalculus AB/BCAPExam Style
1 mark

Which modification of an existing factor within Taylor Series expansion ∑n=0∞f(n)(a)n!(x−a)n\sum_{n=0}^{\infty} \frac{f^{(n)}(a)}{n!}(x-a)^{n}∑n=0∞​n!f(n)(a)​(x−a)n centered at x = a ensures its radius of convergence becomes zero?

Question 6
college-boardCalculus AB/BCAPExam Style
1 mark

If the series ∑n=1∞1np\sum_{n=1}^{\infty} \frac{1}{n^p}∑n=1∞​np1​ is convergent, what can be said about the value of ppp?

Question 7
college-boardCalculus AB/BCAPExam Style
1 mark

Which statement best describes a geometric series that has a common ratio of r=−12r = -\frac{1}{2}r=−21​?

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Question 8
college-boardCalculus AB/BCAPExam Style
1 mark

Which test can be used to determine if the infinite series ∑n=1∞1n2\sum_{n=1}^{\infty} \frac{1}{n^2}∑n=1∞​n21​ is convergent?

Question 9
college-boardCalculus AB/BCAPExam Style
1 mark

Given a function f(x)f(x)f(x) represented by an alternating power series ∑(x=a)(f(a)xnn!)\sum_{(x=a)} \left( \frac{f^{(a)} x^n}{n!} \right)∑(x=a)​(n!f(a)xn​), which expression determines whether the series converges or diverges?

Question 10
college-boardCalculus AB/BCAPExam Style
1 mark

What conclusion can be drawn about a geometric series with common ratio ∣r∣=0.5|r|=0.5∣r∣=0.5?