Question: 2. Use the comparison test to demonstrate the absolute convergence of the following series, by comparing them to series shown to converge in this chapter:

2. Use the comparison test to demonstrate the absolute convergence of the following series, by comparing them to series shown to converge in this chapter:

(a)

Py n¼1 ðln nÞ2 n4

(b)

Py n¼1 ln n np for p > 2

(c)

Py n¼1ð1Þnþ1 sinðnÞ

np , for p > 1, where for sinðnÞ, n is understood in radians (i.e., p radians ¼ 180)

(d)

Py n¼1ð1Þnþ1an for 0 < a < 1

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