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Mike McGarry
Lesson by Mike McGarry
Magoosh Expert
Summary
The content provides an in-depth exploration of advanced trigonometry formulas, emphasizing the importance of understanding and applying these formulas rather than memorizing them for the SAT exam.
  • Introduction to advanced trigonometry formulas, highlighting the significance of familiarity with these formulas for the SAT exam.
  • Explanation of sign rules for sine and cosine, including their implications for graph shapes and the concept of even and odd functions.
  • Discussion on angle addition and subtraction rules, with a focus on deriving exact values for sine and cosine of specific angles.
  • Presentation of formulas for non-right triangles, specifically the law of cosines and the law of sines, and their application in solving triangle problems.
  • Emphasis on practicing with these formulas to ensure comfort and familiarity, rather than rote memorization, for effective problem-solving during the exam.
Chapters
00:00
Introduction to Advanced Trigonometry Formulas
00:31
Sign Rules and Graph Implications
02:00
Angle Addition and Subtraction Rules