Added functionality (not complete) in scientific.c and changed the file name to scientificMode.c

src/main/c/scientificMode.c

@@ -0,0 +1,44 @@
+// scientificMode
+
+#include <stdio.h>
+#include <math.h>
+#include "taschenrechner.h"
+
+
+int scientificMode(){
+
+    double num, result;
+
+    int choice;
+
+    printf("Enter a number: ");
+
+    scanf("%lf", &num); // scan the number from user
+    
+    printf("Scientific mode Options:\n");
+    printf("1: Square root:\n");
+    printf("2: Exponential:\n");
+    printf("2: Logarithm:\n");
+    printf("4: Trigonomertic");
+    scanf("%d", &choice); // user choice
+
+    switch(choice) {
+
+        case 1: // Square root
+        break;
+
+        case 2: // Exponential
+        break;
+
+        case 3: // Logarithm
+        break;
+
+        case 4: // Trigonomertic 
+        break;
+    
+        default: printf("Invalid choice. Please try again.\n");
+
+    }
+
+    return result;
+}