2. Selected Webwork Practice (a) For each of the following series, determine if the integral test is applicable: 0 i 7\" n28 4n+3 fLl ;f(}+4) (b) Consider the following series: 00 7 2\" \"=2n22n+1 i. Is the integral test applicable? If so, justify this by nding the value of N that satises the hypothesis. ii. Compute / f(:c)da:: N iii. Given your above answers, what does the integral test tell you about the series? (c) Consider the following series: if 9 1 a n21 7? i. Is the integral test applicable? If so, justify this by nding the value of N that satises the hypothesis. 00 ii. Compute / f(:c)dac N iii. Given your above answers, what does the integral test tell you about the series