TI-84 Calculator: Factorials, Permutations, and Combinations

This video tutorial demonstrates how to use the TI-84 graphing calculator to evaluate factorials, permutations, and combinations. It provides step-by-step instructions for each calculation type, highlighting the differences between older and newer versions of the calculator. The tutorial aims to help users efficiently perform these mathematical operations using the TI-84.

What is the primary focus of the video tutorial?

• Using the TI-84 for graphing functions

• Evaluating factorials, permutations, and combinations

• Solving algebraic equations

• Programming the TI-84 calculator

Which button sequence is used to calculate a factorial on the TI-84?

• Press 6, then Math, then right arrow to Prob, and select option 1

• Press 6, then Math, then right arrow to Prob, and select option 3

• Press 6, then Math, then right arrow to Prob, and select option 2

• Press 6, then Math, then right arrow to Prob, and select option 4

What is the result of 6 factorial on the TI-84 calculator?

• 362880

• 5040

• 720

• 120

How do you calculate a permutation on the TI-84?

• Press 7, then Math, then right arrow to Prob, and select option 4

• Press 7, then Math, then right arrow to Prob, and select option 1

• Press 7, then Math, then right arrow to Prob, and select option 3

• Press 7, then Math, then right arrow to Prob, and select option 2

What is the result of 7 permute 3 on the TI-84 calculator?

• 35

• 210

• 504

• 840

On newer TI-84 models, what is a key difference when calculating permutations?

• You can enter the numbers after selecting permutation

• You must enter the number first

• You must use a different menu

• You cannot calculate permutations

How do you calculate a combination on the TI-84?

• Press 7, then Math, then right arrow to Prob, and select option 1

• Press 7, then Math, then right arrow to Prob, and select option 4

• Press 7, then Math, then right arrow to Prob, and select option 2

• Press 7, then Math, then right arrow to Prob, and select option 3

What is the result of 7 choose 3 on the TI-84 calculator?

• 21

• 28

• 35

• 42

What is a key feature of newer TI-84 models when calculating combinations?

• You must use a different menu

• You cannot calculate combinations

• You can enter the numbers after selecting combination

• You must enter the number first

What is the purpose of the 'Prob' menu on the TI-84 calculator?

• To program the calculator

• To solve algebraic equations

• To graph functions

• To access probability functions like permutations and combinations