Answers GA-GSE Pre-Calculus Trigonometric Half Angle IdentitiesQuestion 18

18

QuizMultiple Choice

Trigonometric Half Angle Identities

Question 18 • GA-GSE Pre-Calculus

Which expression is equal to ?

Question illustration

Answer

A

Negative sine (StartFraction pi Over 20 EndFraction)

Option A

B

Negative sine (StartFraction pi Over 5 EndFraction)

Option B

C

Sine StartFraction pi Over 5 EndFraction

Option C

D

Sine StartFraction pi Over 20 EndFraction

Option D

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