A、 Double d = Math.cos（42）；
B、 Double d = Math.cosine（42）；
C、 Double d = Math.cos（Math.toRadians（42））；
D、 Double d = Math.cos（Math.toDegrees（42））；
E、 Double d = Math.cosine（Math.toRadians（42））；
更多“Which method is an appropriate way to determine the cosine of 42 degrees？（）”相关的问题
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