SOLUTION: A history teacher gives a 24 question T-F exam. In how many different ways can the test be answered if the possible answers are T or F, or possibly to leave the answer blank.
Th
Algebra ->
Probability-and-statistics
-> SOLUTION: A history teacher gives a 24 question T-F exam. In how many different ways can the test be answered if the possible answers are T or F, or possibly to leave the answer blank.
Th
Log On
Question 482879: A history teacher gives a 24 question T-F exam. In how many different ways can the test be answered if the possible answers are T or F, or possibly to leave the answer blank.
Thanks for the help that you have given me! Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! A history teacher gives a 24 question T-F exam. In how many different ways can the test be answered if the possible answers are T or F, or possibly to leave the answer blank.
Thanks for the help that you have given me!
---
1st question: 3 ways
2nd question: 3 ways
etc.
24th question: 3 ways
==========================
Ans: 3^24 = 2.8243x10^11 ways
================================
Cheers,
Stan H.
(