This course teaches learners about the sum and difference identities for sine and tangent. By the end of the course, students will be able to find exact values for sine and tangent functions, determine function values and quadrants, and verify trigonometric identities. The course covers formulas for sin(A + B) and sin(A - B), as well as tan(A + B) and tan(A - B). The teaching method includes examples and explanations for each concept. This course is intended for individuals interested in advancing their understanding of trigonometry and improving their skills in trigonometric calculations.
Sum and Difference Identities for Sine and Tangent
Overview
Syllabus
Introduction.
Formulas for sin(A + B) and sin(A - B).
Finding the exact value of sin 165°.
Simplifying using difference identity for sine.
Formulas for tan(A + B) and tan(A - B).
Finding the exact value of tan pi/12.
Verifying a trigonometric identity with the sum identity for sine and cosine.
Finding sin(θ + β), tan(θ + β) and the quadrant of θ + β.
Taught by
GreeneMath.com
