SOLUTION: a combo deal at the local pizza store allows you to add up to three toppings on your pizza. If there are 9 toppings to choose from, how many different topping combinations are poss
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Question 1079188: a combo deal at the local pizza store allows you to add up to three toppings on your pizza. If there are 9 toppings to choose from, how many different topping combinations are possible?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
C( 9,3 ) =
C( 9,3 ) =
C( 9,3 ) =
C( 9,3 ) =
C( 9,3 ) =
84 combinations are possible with 3 toppings
-----------------------------------------
You also might have 2 toppings:
C( 9,2 ) =
C( 9,2 ) =
C( 9,2 ) =
C( 9,2 ) =
---------------------------------
You might have 1 topping:
C( 9,1 ) =
C( 9,1 ) =
C( 9,1 ) =
----------------------------------
Adding up the combinations:
possible
( get another opinion if needed )
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