Texas Instruments TI-89, TI-92

12 Chapter 1: Getting Started

01START.DOC TI-89/TI-92Plus:Getting Started (English) Bob Fedorisko Revised: 02/23/01 10:47 AM Printed: 02/23/01 2:10 PM Page 12 of 12

01STARTDOC TI

89/TI

92Plus:GettingStarted (English) BobFedorisko Revised:02/23/01 10:47 AM Printed:02/23/01 2:10 PM Page12 of 12

Steps

TI.89

Keystrokes

›

TI.92 Plus

Keystrokes Display

6. Set the lower bound.

Press

(right cursor) to move the

tracing cursor until the lower bound

for x is just to the left of the minimum

node before pressing

the

second time.

B...B

7. Set the upper bound.

Press

(right cursor) to move the

tracing cursor until the upper bound

for x is just to the right of the

minimum node.

B...BB...B

8. Find the minimum point on the

graph between the lower and

upper bounds.

¸¸

minimum point

minimum coordinates

9. Transfer the result to the Home

screen, and then display the

Home screen.

Shortcuts for copying graph

coordinates to Home screen history:

TI.89:

¥·

TI.92 Plus:

¥H

¥·

¥H

¥"