1.09. trigonometric identities
the angle θ lies in quadrant IV. sin θ = -2/3 what is cos θ?
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Mathematics, 27.04.2021 19:20 naseem94
1.09. trigonometric identities
the angle θ lies in quadrant IV. sin θ = -2/3 what is cos θ?
options:
2/3
-2/3
√5/3
-√5/3
Answers: 2
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Answers: 1
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