Learn the addition and subtraction formulas for trigonometric functions. Worked examples and practice exercises are provided below to help with understanding and learning when and how to use these formulas.
You may also like
Learn about the cosine law. Practice using the cosine law to solve triangle and word problems.
Practice logarithmic differentiation with Raise My Marks math tutoring and exercises, Ottawa, Toronto, Canada, IB math, AP calculus, university math and more.
Practice using the special triangles to evaluate the trigonometric ratios of special angles with Raise My Marks math tutoring and exercises. Serving Ottawa, Toronto and across Canada. Specializing in provincial curriculums, IB math, AP Calculus, university and college mathematics.
There is more than one way to write the equation of a line in the Cartesian plane. Learn the different ways. Practice writing the equation of a line in different ways.