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...Chapter trigonometric equations and identities in the last two chapters we have used basic definitions relationships to simplify expressions this will look at more complex that allow us consider combining composing by conducting a deeper study of can learn allowing solve interesting applications reducing them into terms studied section solving with addition subtraction double angle modeling changing amplitude midline solved explore techniques needed trig building off what already know makes much easier task function f xx x if you were asked it would be an algebraic factor giving solutions or similarly for gt sin t g using unit circle values so on these same concepts composition functions creates equation is polynomial types use like factoring quadratic formula break down are work as reminder here learned far part precalculus investigation lippman rasmussen material licensed under creative commons cc sa license pythagorean cos cot csc tan sec negative reciprocal example all sine due squ...