Casio 330 Calculator User Manual


 
CASIO ClassPad 330 and ClassPad Manager Software Version 3.04
Copyright © 2009 CASIO COMPUTER CO., LTD. All Rights Reserved.
21
Advanced Math Features (New in Version 3)
Implicit Differentiation
a. Tap m and then J
b. Select Edit and then Clear All
c. Type in: x^2+3y^2=4
d. Drag over your ellipse to select it
e. Open the Interactive menu, select
Calculation then ImpDiff
f. Select OK
Rewrite y’ in terms of x
a. Select just x^2+3y^2=4 in the first
line and let go
b. Press and drag selection to the next
empty line
c. Select (what you just dropped)
d. Open the Interactive menu, select
Advanced then Solve
e. Change “Variable:” to y and select OK
f. Tap to select and drag to next
empty line
Visualize Ellipse with Derivative
a. Selecty” in and press K
b. Next, select the first y solution, drag
to where y was and press E
c. Ok (almost there), tap the 2
nd
n on
the toolbar and select $
d. Select x^2+3y^2=4, release and
then drag to graph window
e. Select just (tap twice then
drag to select), release and then drag
to graph window
f. Repeat with