I finished assignment-04

Java-Assignment-004.iml

@@ -5,6 +5,7 @@
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
     </content>
+    <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
 </module>

src/Multadd.java

@@ -0,0 +1,32 @@
+public class Multadd {
+    public static void main(String[] args) {
+        double a = 1.0;
+        double b =2.0;
+        double c = 3.0;
+        double Mresult = multadd(a, b, c);
+        System.out.println("1.Value=" + Mresult);
+        double sin = Math.sin(Math.PI / 4);
+        double placeHolder = 1.0;
+        //used to keep take place/nullify of b in order to just add a and c
+                double cos = Math.cos(Math.PI / 4) / 2.0;
+               double value1 = multadd(sin, placeHolder, cos);
+               System.out.println("2.Value=" + value1);
+double logTerm1 = Math.log10(10);
+        double logTerm2 = Math.log10(20);
+        double value2 = multadd(logTerm1, placeHolder, logTerm2);
+        System.out.println("3.Value=" + value2);
+        double x = 6.0;
+        //assigned number to x can be changed in order to calculate a different value
+        double value3 = expSum(x);
+        System.out.println("4.Value=" + value3);
+    }
+    public static double multadd(double a, double b, double c) {
+        return a * b + c;
+        // initial format
+    }
+    public static double expSum(double x) {
+double two = Math.exp(-x);
+double three = Math.sqrt(1 - Math.exp(-x));
+return multadd(x, two, three);
+    }
+}