Which trigonometric expressions equal Negative one-half? Check all that apply.
cos(120°)
Sine...
Mathematics, 13.10.2020 19:01 melissalopez12
Which trigonometric expressions equal Negative one-half? Check all that apply.
cos(120°)
Sine (StartFraction 7 pi Over 6 EndFraction)
sin(–120°)
Cosine (StartFraction 7 pi Over 6 EndFraction)
Cosine (negative StartFraction 10 pi Over 3 EndFraction)
Answers: 2
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