Why is that the value of x is 10

Question

https://code.sololearn.com/cU1570Gnybk4/?ref=app

Answer 1

Function happens twice

first function call 0 +5 = 5

second function call 5 +5 = 10

Answer 2

@Hethal

You're welcome!

Answer 3

@Manual thanks

Answer 4

can you guys recommend any youtube videos which can explain the mathematical side of it

Answer 5

Because that’s the argument you’re giving it?

Answer 6

x is parameter of "add_five".
Function "apply_twice" call "add_five" with argument "arg". "arg" get value 10 because "print(apply_twice(add_five, 10))"