AnswersS1S-OC Pre-Calculus B E3710 - AGPerformance Task: Trigonometric Identities — Unit testQuestion 14
14
QuizMultiple Choice

Performance Task: Trigonometric Identities — Unit test

Question 14 • S1S-OC: Pre-Calculus B (E3710 - AG)

Which expression is equivalent to cos(103°)cos(54°) – sin(103°)sin(54°)?

Answer
A
sin(49°)
B
cos(49°)
C
sin(157°)
D
cos(157°)
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