1. Explain why the substitution method does not work for the following integral. DO NOT SOLVE the problem I Smell)" ch: 2. Find the following integrals 3. fta.113$seC3 $111? 4. I 3 (ts-:3 std-r 1. Pikachu contends that regardless of the specic problem involving nding the volume by rotating a curve. you can consistently apply either the washer or shell method. ls Pikachu's assertion correct? Explain. 2. Answer the following. Explain in DETAILyOur reasoning, use specic examples to prove your point. 1. Any integral solvable through the use of partial fractions can unfailingly be solved using trigonometric substitution. Is this statement accurate? Please explain . Any integral solvable using trigonometric substitution can invariably be solved using partial fractions. Is this statement accurate? Please provide an explanation. 3. Let R be the region bounded by_1'=.\\' \\' = I. nutty = i). Use the sheli method to nd the volume of the solid generated when R is revolved about the following lines. 5. Find the following integrals using substitution. 1. _l\\ sin lnh'. . l cot .\\' in ( sin .\\')u'.\\'. . _l [Uni-1X song-luff. '7 sin Shir . l 111' l"\\1 . _l C054.1'(il\\