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@ -0,0 +1,10 @@
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import java.util.Scanner;
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public class c {
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public static void main(String args[]){
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Scanner sc=new Scanner(System.in);
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double a = sc.nextDouble(); //输入rad值
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double b = Math.sin(a);//计算sin()
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double c = Math.cos(a);//计算cos()
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double d = Math.tan(a);//计算cos()
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System.out.println("sin值为"+b+" "+"sin值为"+c+" "+"tan值为"+d); }
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}
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