20050501
2-7-40
Using the Action Menu
Example: To solve a differential equation
y
’ =
x
, where
y
= 1 when
x
= 0.
Menu Item: [Action][Equation/Inequality][dSolve]
Example: To solve the system of first order differential equations
y
’ =
y
+
z
,
z
’ =
y
–
z
,
where “
x
” is the independent variable, “
y
” and “
z
” are the dependent variables,
and the initial conditions are
y
= 3 when
x
= 0, and
z
= 2 – 3 when
x
= 0
Menu Item: [Action][Equation/Inequality][dSolve]
u
u
u
u
u
rSolve
Function: Returns the explicit formula of a sequence that is defined in relation to one or
two previous terms, or a system of recursive formulas.
Syntax: rSolve (Eq, initial condition-1[, initial condition-2] [ ) ]
rSolve ({Eq-1, Eq-2}, {initial condition-1, initial condition-2} [ ) ]
Example: To obtain the
n
-th term of a recursion formula
a
n
+1
= 3
a
n
–1 with the initial
conditions
a
1
=1
Menu Item: [Action][Equation/Inequality][rSolve]
Example: To obtain the
n
-th term of a recursion formula
a
n
+2
– 4
a
n
+1
+ 4
a
n
= 0 with the
initial conditions
a
1
=1,
a
2
= 3
Menu Item: [Action][Equation/Inequality][rSolve]
Example: To obtain the
n
-th terms of a system of recursion formulas
a
n
+1
= 3
a
n
+
b
n
,
b
n
+1
=
a
n
+ 3
b
n
with the initial conditions
a
1
=2,
b
1
= 1
Menu Item: [Action][Equation/Inequality][rSolve]
Summary of Contents for ClassPad 300 PLUS
Page 11: ...20050501 ClassPad 300 PLUS ClassPad OS Version 2 20 ...
Page 197: ...20050501 2 10 7 Using Verify 4 Input x 2 1 and press E 5 Input x i x i and press E ...
Page 649: ...20050501 u Graph Line Clustered D u Graph Line Stacked F 13 8 2 Graphing ...
Page 650: ...20050501 u Graph Line 100 Stacked G u Graph Column Clustered H 13 8 3 Graphing ...
Page 651: ...20050501 u Graph Column Stacked J u Graph Column 100 Stacked K 13 8 4 Graphing ...
Page 652: ...20050501 u Graph Bar Clustered L u Graph Bar Stacked 13 8 5 Graphing ...
