61-74 ■ Combinations These exercises involve counting combinations.
Lottery In the lottery game, a player picks six numbers from to . How many different choices does the player have?
The number of choices player has in the lottery game.
There are total cards and the player has to choose of them
The order for choosing cards from the total of is not considered.
The formula of the number of combinations as follows.
Here, is the total number of objects and is the number of objects chosen.
Substitute for and for in equation
Bartleby provides explanations to thousands of textbook problems written by our experts, many with advanced degrees!Get Started