cal3a.java

cal3a.java

@@ -0,0 +1,10 @@
+package git1;
+
+public class cal3a {
+	public static double power(double a,double b) {//幂
+		return Math.pow(a,b);
+	}
+	public static double sqrt(double a) {//开方
+		return Math.sqrt(a);
+	}
+}