diff --git a/Activity_3_python/exercises_1/exercise_1_3.py b/Activity_3_python/exercises_1/exercise_1_3.py
index 5f70844..ac0e90b 100644
--- a/Activity_3_python/exercises_1/exercise_1_3.py
+++ b/Activity_3_python/exercises_1/exercise_1_3.py
@@ -1,5 +1,10 @@
-from math import *
+# Display the numerical value of √(4.63 - 15/16)
+# Compare with your calculator.
+
+from math import sqrt
+
 a = sqrt(4.6**3 - 15/16)
 print(a)
+
 if a == 9.818273779030608:
-    print("C'est bien égale")
\ No newline at end of file
+    print("It's equal to my calculator.")
\ No newline at end of file