User`s guide

53
Graphing Chapter 4
•You will not be able to store the expression in an area that already contains a
parametric function. Select another area to store your expression or delete the
existing parametric function first. This also applies when storing inequalities.
uu
uu
uTo store a parametric function
Example To store the following functions in memory areas Xt2 and Yt2:
x = 3 sin T
y = 3 cos T
[2(Parm)
(Specifies parametric expression.)
dsTw
(Inputs and stores x expression.)
dcTw
(Inputs and stores y expression.)
•You will not be able to store the expression in an area that already contains a
rectangular coordinate expression or inequality. Select another area to store your
expression or delete the existing expression first.
uu
uu
uTo store an inequality
Example To store the following inequality in memory area Y3:
y > x
2
– 2x – 6
[[1(Y>)
(Specifies an inequality.)
Tx-cT-g
(Inputs expression.)
w
(Stores expression.)