Swokowski, E. W. (1983). Cálculo com Geometria Analítica. São Paulo: McGraw-Hill.

The solution manuals (often titled "Solucionário" in Portuguese) are specifically designed to accompany the textbook by providing detailed step-by-step walkthroughs. Amazon.com Vol. 1 & Vol. 2 Split

Many online repositories (like GitHub or academic forums) contain scanned handwritten solutions for Swokowski’s odd-numbered problems. Search for “Swokowski odd solutions PDF” .

There is a rare document titled "Solutions Manual for Calculus with Analytic Geometry" by Swokowski and Jarvis. This is the holy grail.