i only need answers! please let me know what numbers or equation should i put in the blank!

3. [1/2 Points] DETAILS PREVIOUS ANSWERS LARCALC11 9.6.032. Use the Ratio Test to determine the convergence or divergence of the series. If the Ratio Test is inconclusive, determine the convergence or divergence of the series using other methods. converges O diverges ' i 5. [1/2 Points] DETAILS PREVIOUS ANSWERS LARCALC11 9.6.044.MI. Use the Root Test to determine the convergence or divergence of the series. (If you need to use 00 or 00, enter INFINITY or INFINITY, respectively.) 00 2(4ii\"1)3" n-l vIanl =_x n)oo O converges diverges O inconclusive 0/ Need Help? 3. [1/2 Points] DETAILS PREVIOUS ANSWERS LARCALC11 9.5.013.MI. Determine the convergence or divergence of the series. (If you need to use co or -co, enter INFINITY or -INFINITY, respectively.) E (-1)"(8n - 1) 5n + 1 n = 1 lim 8n - 1 -1 X 1->oo 5n + 1 O converges O diverges Need Help? Read It Watch It Master It5. [0/2 Points] DETAILS PREVIOUS ANSWERS LARCALC11 9.5.508.XP.MI. Approximate the sum of the series by using the first six terms. (Round your answers to four decimal places.) E (-1)n8 n! n = 0 2.9430 X SSS 2.9431 X Need Help? Read It Watch It Master Ithttps.//www 1. [-/3 Points] DETAILS LARCALC11 9.4.006. Use the Direct Comparison Test to determine the convergence or divergence of the series. n = 1 3n9 + 5 1 ? v 3n9 + 5:.......... O converges diverges Need Help? Read It Viewing Saved Work Revert to Last Response Submit Answer 2. [-/3 Points] DETAILS LARCALC11 9.4.007. Use the Comparison Test to determine whether the series is convergent or divergent. n = 2 n/18 - 1 ? v n/18 - 1 O converges O diverges Need Help? Read It Watch It