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Solved: What happens if you take B = 2? in the addition
Chapter 1, Problem 38E(choose chapter or problem)
QUESTION: Problem 38EWhat happens if you take B = 2π in the addition formulas? Do the results agree with something you already know?
Questions & Answers
QUESTION: Problem 38EWhat happens if you take B = 2π in the addition formulas? Do the results agree with something you already know?
ANSWER:
Problem 38E
Solution
Step 1 of 2 Our aim is to test the condition in the given trigonometric Addition formulas
Sin(A + B) = sin A cos B + cos A sin B
cos(A + B) = cos A cos B - sin A sin B