AnswersPrecalculusTrigonometric Sum IdentitiesQuestion 3
3
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Trigonometric Sum Identities

Question 3 of 10 • Precalculus

Which expression is equivalent to sin(84°)cos(43°) + cos(84°)sin(43°)?

Answer
A
sin(41°)
B
cos(41°)
C
sin(127°)
D
cos(127°)
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