Sum and Difference Identities for Sine and Tangent Practice Test Full Solutions

Dive into a comprehensive 40-minute video tutorial that provides step-by-step solutions for a practice test on sum and difference identities for sine and tangent. Master the derivation of all four identities: sum and difference identities for sine, and sum and difference identities for tangent. Follow along as each of the 14 problems is solved in detail, with clear explanations and demonstrations. Enhance your understanding of trigonometric identities and improve your problem-solving skills in this in-depth mathematical exploration.

Problem #1.
Problem #2.
Problem #3.
Problem #4.
Problem #5.
Problem #6.
Problem #7.
Problem #8.
Problem #9.
Problem #10.
Problem #11.
Problem #12.
Problem #13.
Problem #14.