Select the best answer.
cos(3pi/2 + x) =
• -cosx
• sinx
• cosx <...
![subject](/tpl/images/cats/mat.png)
Mathematics, 04.12.2021 05:10 IkarosSakurai
Select the best answer.
cos(3pi/2 + x) =
• -cosx
• sinx
• cosx
• -sinx
![ansver](/tpl/images/cats/User.png)
Answers: 2
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