1. Write the following source code. NOTE: The application won't work until you define the correct functions listed next. 2. Define functions for: c. multiply(num1, num2) d. divide(num1, num2) 3. Each function MUST return the correct result. Source Code: # Standard Deviation 2 # Basic calculator 5 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 a. add(num1, num2) b. subtract(num1, num2) 29 30 31 32 33 34 35 36 Menu of options to display def menu(): selection = 0; while selection not in [1,2,3,4,-1]: print("OPTIONS (Enter -1 to exit application): \n" + "1) Add \n" + "2) Subtract \n" + "3) Multiply \n" + "4) Divide \n") selection = int(input("Please select a valid option to continue: ")) return selection option = 0; while option != -1: number1= float(input("Please enter first number: ")) number2 = float(input("Please enter second number: ")) option = menu() if option=1: print("Result: ", add(number1, number2)) elif option = 2: print("Result: ", subtract(number1, number2)) elif option 3: print("Result: ", multiply(number1, number2)) elif option = 4: print("Result: ", divide(number1, number2)) print("Good-bye!")

1. Write the following source code. NOTE: The application won't work until you define the correct functions listed next. 2. Define functions for: c. multiply(num1, num2) d. divide(num1, num2) 3. Each function MUST return the correct result. Source Code: # Standard Deviation 2 # Basic calculator 5 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 a. add(num1, num2) b. subtract(num1, num2) 29 30 31 32 33 34 35 36 Menu of options to display def menu(): selection = 0; while selection not in [1,2,3,4,-1]: print("OPTIONS (Enter -1 to exit application): \n" + "1) Add \n" + "2) Subtract \n" + "3) Multiply \n" + "4) Divide \n") selection = int(input("Please select a valid option to continue: ")) return selection option = 0; while option != -1: number1= float(input("Please enter first number: ")) number2 = float(input("Please enter second number: ")) option = menu() if option=1: print("Result: ", add(number1, number2)) elif option = 2: print("Result: ", subtract(number1, number2)) elif option 3: print("Result: ", multiply(number1, number2)) elif option = 4: print("Result: ", divide(number1, number2)) print("Good-bye!")

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Code is in Python

1. Write the following source code. NOTE: The application won't work until you
define the correct functions listed next.
2. Define functions for:
a. add(num1, num2)
b. subtract(num1, num2)
c. multiply(num1, num2)
d. divide(num1, num2)
3. Each function MUST return the correct result.
Source Code:
1
2
3
4
5
6
7
8
LOSHNAHASAGG2221
9
10
11
13
14
15
16
17
19
23
24
25
26
27
# Standard Deviation
# Basic calculator
28
29
# Menu of options to display
def menu():
18 option = 0;
30
31
32
33
34
35
36
selection = 0;
while selection not in [1,2,3,4,-1]:
print("OPTIONS (Enter -1 to exit application): \n"
"1) Add \n" +
"2) Subtract \n" +
"3) Multiply \n" +
"4) Divide \n")
selection = int(input("Please select a valid option to continue: "))
20 while option != -1:
return selection
number1= float (input("Please enter first number: "))
number2 = float(input("Please enter second number: "))
option = menu()
if option == 1:
print("Result: ", add(number1, number2))
elif option == 2:
print("Result: ", subtract(number1, number2))
elif option = 3:
print("Result: ", multiply(number1, number2))
elif option == 4:
print("Result: ", divide (number1, number2))
print("Good-bye!")

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