Question
How many different pizzas can be made with 5 topping to chose from?
Answers
Reiny
What you are asking is ,
How many subsets are there with 5 elements.
which would be 2^5 or 32
But that includes the case of no toppings (the null set)
It is up to you to decide if that is a possibility,
if not, then there would be 31 different pizzas
How many subsets are there with 5 elements.
which would be 2^5 or 32
But that includes the case of no toppings (the null set)
It is up to you to decide if that is a possibility,
if not, then there would be 31 different pizzas