lesson06 work complete

Author: jaydenellis

lesson_06/expression/src/expression_calculator.ts

@@ -2,9 +2,25 @@ export class ExpressionCalculator {
   /** Returns a calculation involving a, b, c, d, and e */
   calculate(a: number, b: number, c: number, d: number, e: number): number {
     // Implement your code here to return the correct value.
-    return 0;
+    return this.multiply(this.pow(this.divide(this.add(a, b), c), d), e);
   }
 
+
+  add(a: number, b: number): number {
+  return a + b;
+}
+
+ multiply(a: number, b: number): number {
+  return a * b;
+}
+subtract(a: number, b: number){
+ return a - b;
+}
+divide(a: number, b: number){
+ return a / b;
+
+}
+  
   pow(base: number, exponent: number): number {
     return Math.pow(base, exponent);
   }