Math for Engaged Learning: Precalculus Second Edition is intended to cater to the
needs of senior high school students following the standards set by DepEd as indicated in
the K to 12 curriculum guide. Emphasis is given on mathematical skills and performance
tasks or project-based activities. It uses mastery and analytical approach. The discussions
vary in style depending on the topic of interest so that the approach may involve backward
design, discovery approach, or outcome-based approach. This book covers analytic
geometry, series and mathematical induction, trigonometry including circular functions,
trigonometric identities, inverse trigonometric functions, and polar coordinate system.