http://www.ck12.org Chapter 2. Conditional Probability
The answers for the 2 methods are the same, so thenProption on the PRB menu of the TI calculator does work.
Practice
- Enter each of the following sets of keystrokes into your TI calculator to compute the corresponding permuta-
tions.
1 2 MATH I I I (PRB) 2 (nPr) 8 ENTER3.1 5 MATH I I I (PRB) 2 (nPr) 5 ENTER4.2 0 MATH I I I (PRB) 2 (nPr) 7 ENTER5.1 1 MATH I I I (PRB) 2 (nPr) 6 ENTER6.1 4 MATH I I I (PRB) 2 (nPr) 4 ENTER7.1 9 MATH I I I (PRB) 2 (nPr) 3 ENTER8.2 2 MATH I I I (PRB) 2 (nPr) 9 ENTER9.1 8 MATH I I I (PRB) 2 (nPr) 2 ENTER10.2 5 MATH I I I (PRB) 2 (nPr) 3 ENTER11.1 6 MATH I I I (PRB) 2 (nPr) 6 ENTER