Trigonometry Workbook For Dummies
From angles to functions to identities - solve trig equations with easeGot a grasp on the terms and concepts you need to know, but get lost halfway through a problem or worse yet, not know where to begin? No fear - this hands-on-guide focuses on helping you solve the many types of trigonometry equations you encounter in a focused, step-by-step manner. With just enough refr More »