User Manual

Chapter 6: Sequence Application 26
Chapter 6:
Sequence Application
0601
1. On the Sequence Editor window, tap the [Recursive] tab.
2. Tap [Type] - [
a
n
+2
Type a
1
,a
2
].
3. Input the recursion expression
a
n
+2
= a
n
+1
+ a
n
and the initial
values a
1
= 1, a
2
= 1.
4. Tap 8 to display the Sequence Table Input dialog box.
5. Input the
n-value range as shown below, and then tap [OK].
Start: 1 End: 5
6. Tap the down arrow button next to #, and then select ` to
create the table.
−3 = 2 + 1
0602
1. On the Sequence Editor window, tap ` to display the Sequence RUN window.
2. Tap [Calc] - [rSolve] to input the rSolve function.
3. As the argument of the rSolve function, input the expression “
a
n
+1
= a
n
+ 2,
a
1
= 1”.
4. Press E.
0603
1. On the Sequence Editor window, tap ` to display the Sequence RUN window.
2. Tap [Calc] - [Σ] to input the Σ function.
3. As the arguments of the Σ function, specify the range of
n = 2 to 10 and input
the expression “a
n
E = n
2
+ 2n − 1”.
4. Press E.