Precalculus

Master essential precalculus concepts in this comprehensive 4.5-hour tutorial. Explore domain and range, logarithms, and the Rational Roots Theorem. Learn advanced factoring techniques, understand the Compound Interest Formula, and delve into radians. Cover extensive trigonometry topics, including graphs of sine and cosine, tangent and cotangent functions, inverse trigonometric functions, and crucial identities. Study sum and difference formulas, double angle formulas, and solve trigonometric equations. Discover the Law of Sines and Al-Kashi's Formula, and pick up clever trigonometric tricks to enhance your problem-solving skills.

Domain and Range.
What is a logarithm?.
Rational Roots Theorem.
Factor like a pro.
Compound Interest Formula.
What is a radian?.
Trigonometry.
Graphs of sin and cos.
tan cot arctan and all that.
Inverse Trig Functions.
Trigonometric Identities.
Sum and Difference Formulas.
Double angle formulas.
Trigonometric equations.
Law of Sines.
Al-Kashi's Mysterious Formula.
clever cosine trick #shorts.