futurqrtbck futurqrtbck
  • 21-09-2020
  • Mathematics
contestada

Which trigonometric expressions equal - 1/2? Check all that apply.

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marietriston
marietriston marietriston
  • 24-09-2020

Answer: A: cos(120)

B: sin(7pie/6)

E: cos(-10pie/3)

Step-by-step explanation:

Answer Link
AlanoQui AlanoQui
  • 23-12-2020

Answer:

A

B

E

Step-by-step explanation:

Edg 2020

Answer Link

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