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TI-84 Plus
TI-84 Plus Silver Edition
Guidebook
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Im Im Im Impor por por portan tan tan tant t t t Inf Inf Inf Info o o or r r rm m m ma a a at t t tio io io ion n n n Texas Instruments makes no warranty, either express or implied, including but not limited to any implied warranties of merchantability and fitness for a particular purpose, regarding any programs or book materials and makes such materials available solely on an "as-is" basis. In no event shall Texas Instruments be liable to anyone for special, collateral, incidental, or conse
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USA FCC Inf USA FCC Inf USA FCC Inf USA FCC Info o o or r r rm m m ma a a at t t tion Conc ion Conc ion Conc ion Concer er er erning Radio F ning Radio F ning Radio F ning Radio Fr r r requenc equenc equenc equency y y y Interf Interf Interf Interfer er er erence ence ence ence This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interfer
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Cha Cha Cha Chap p p pter 1: ter 1: ter 1: ter 1: Oper Oper Oper Opera a a at t t ting the TI ing the TI ing the TI ing the TI-84 Pl -84 Pl -84 Pl -84 Plus Sil us Sil us Sil us Silv v v ver Edition er Edition er Edition er Edition Docum Docum Docum Docume e e enta nta nta ntat t t tion Con ion Con ion Con ion Conv v v ventions entions entions entions In the body of this guidebook, TI-84 Plus refers to the TI-84 Plus Silver Edition. Sometimes, as in Chapter 19, the full name TI-84 Plus Silver Ed
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Scientific — Scientific calculator keys access the capabilities of a standard scientific calculator. TI-84 Plus TI-84 Plus TI-84 Plus TI-84 Plus Graphing Keys Editing Keys Advanced Function Keys Scientific Calculator Keys Chapter 1: Operating the TI-84 Plus Silver Edition 2
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Usin Usin Usin Using t g t g t g the he he he Colo Colo Colo Color r r r. . . .Co Co Co Coded K ded K ded K ded Ke e e eyboar yboar yboar yboard d d d The keys on the TI-84 Plus are color-coded to help you easily locate the key you need. The light colored keys are the number keys. The light gray keys along the right side of the keyboard are the common math functions. The light gray keys across the top set up and display graphs. The Πkey with the purple lettering provides access to application
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The y key accesses the second function printed in blue above each key. The ƒ key accesses the alpha function printed in green above each key. T T T Tu u u ur r r rn n n ni ii in n n ng O g O g O g On n n n and T and T and T and Tu u u ur r r rn n n ning Of ing Of ing Of ing Off the TI-84 Plus f the TI-84 Plus f the TI-84 Plus f the TI-84 Plus T T T Tu u u ur r r rn n n ning On the Gr ing On the Gr ing On the Gr ing On the Gra a a aphing phing phing phing Calcula Calcula Calcula Calcul
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• If Automatic Power Down™ (APD™) had previously turned off the graphing calculator, the TI-84 Plus will return exactly as you left it, including the display, cursor, and any error. • If the TI-84 Plus is turned off and connected to another graphing calculator or personal computer, any communication activity will “wake up” the TI-84 Plus. To prolong the life of the batteries, APD turns off the TI-84 Plus automatically after about five minutes without any activity. T T T Tu u u ur r r rn n n
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S S S Se e e etting tting tting tting the the the the D D D Di ii is s s sp p p play C lay C lay C lay Co o o ontr ntr ntr ntra a a as s s st t t t Adju Adju Adju Adjustin stin stin sting the Disp g the Disp g the Disp g the Display Cont lay Cont lay Cont lay Contr r r ra a a ast st st st You can adjust the display contrast to suit your viewing angle and lighting conditions. As you change the contrast setting, a number from 0 (lightest) to 9 (darkest) in the top-right corner indicates the curr
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W W W Wh h h hen en en en to to to to R R R Re e e epl pl pl plac ac ac ace e e e Ba Ba Ba Bat t t tt t t te e e er r r riiiies es es es When the batteries are low, a low-battery message is displayed when you turn on the graphing calculator. To replace the batteries without losing any information in memory, follow the steps in Appendix C. Generally, the graphing calculator will continue to operate for one or two weeks after the low-battery message is first displayed. After this period, th
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Displaying Entries and Ans Displaying Entries and Ans Displaying Entries and Ans Displaying Entries and Answ w w we e e er r r rs s s s When text is displayed, the TI-84 Plus screen can display a maximum of 8 lines with a maximum of 16 characters per line. If all lines of the display are full, text scrolls off the top of the display. If an expression on the home screen, the Y= editor (Chapter 3), or the program editor (Chapter 16) is longer than one line, it wraps to the beginning of the next
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Busy In Busy In Busy In Busy Indica dica dica dicato to to tor r r r When the TI-84 Plus is calculating or graphing, a vertical moving line is displayed as a busy indicator in the top-right corner of the screen. When you pause a graph or a program, the busy indicator becomes a vertical moving dotted line. Di Di Di Display Cur splay Cur splay Cur splay Curs s s sor or or ors s s s In most cases, the appearance of the cursor indicates what will happen when you press the next key or select the n
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Inter Inter Inter Interc c c changeable F hangeable F hangeable F hangeable Fa a a acepla cepla cepla ceplat t t tes es es es The TI-84 Plus Silver Edition has interchangeable faceplates that let you customize the appearance of your unit. To purchase additional faceplates, refer to the TI Online Store at education.ti.com. R R R Re e e emo mo mo moving a F ving a F ving a F ving a Facep acep acep acepla la la late te te te 1. Lift the tab at the bottom edge of the faceplate away from the TI-84
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Installin Installin Installin Installing g g g Ne Ne Ne New w w w F F F Face ace ace acepla pla pla plat t t tes es es es 1. Align the top of the faceplate in the corresponding grooves of the TI-84 Plus Silver Edition case. 2. Gently click the faceplate into place. Do not force. 3. Make sure you gently press each of the grooves to ensure the faceplate is installed properly. See the diagram for proper groove placement. Usi Usi Usi Usin n n ng the Cl g the Cl g the Cl g the Cloc oc oc ock
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Displaying Displaying Displaying Displaying the the the the Cloc Cloc Cloc Clock Setting k Setting k Setting k Settings s s s 1. Press z 2. Press the † to move the cursor to SET CLOCK. 3. Press Í. Chang Chang Chang Changin in in ing g g g t t t the Cloc he Cloc he Cloc he Clock setting k setting k setting k settings s s s 1. Press the ~ or | to highlight the date format you want, example: M/D/Y. Press Í. 2. Press † to highlight YEAR. Press ‘ and type the year, example: 2004. 3. Press † to hig
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7. Press † to highlight MINUTE. Press ‘ and type the minutes. A number from 0–59. 8. Press † to highlight AM/PM. Press ~ or | to highlight the format. Press Í. 9. To Save changes, press † to select SAVE. Press Í. E E E Er r r rr r r ro o o or Me r Me r Me r Messa ssa ssa ssag g g ge e e es s s s If you type the wrong date for the month, for example: June 31, June does not have 31 days, you will receive an error message with two choices: • To Quit the Clock application and return to the Ho
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Using the Mode Screen to turn the clock on 1. If the Clock is turned off, Press † to highlight TURN CLOCK ON. 2. Press Í Í. Using the Catalog to turn the clock on 1. If the Clock is turned off, Press y N 2. Press † or } to scroll the CATALOG until the selection cursor points to ClockOn. 3. Press Í Í. T T T Tu u u ur r r rn n n ning ing ing ing the the the the Cloc Cloc Cloc Clock k k k Of Of Of Off f f f 1. Press y N. 2. Press † or } to scroll the CATALOG until the selection cursor points to
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Ent Ent Ent Ente e e eri ri ri ring Expr ng Expr ng Expr ng Expressi essi essi essions and I ons and I ons and I ons and In n n nst st st str r r ru u u uct ct ct cti ii io o o ons ns ns ns W W W Wh h h ha a a at t t t Is Is Is Is an an an an Expr Expr Expr Expression? ession? ession? ession? An expression is a group of numbers, variables, functions and their arguments, or a combination of these elements. An expression evaluates to a single answer. On the TI-84 Plus, you enter an expression
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Calculate 3.76 P (L7.9 + ‡5) + 2 log 45. 3 Ë 76 ¥ £ Ì 7 Ë 9 Ã y C 5 ¤ ¤ Ã 2 « 45 ¤ Í Multiple Multiple Multiple Multiple Entri Entri Entri Entrie e e es on a Li s on a Li s on a Li s on a Line ne ne ne To enter two or more expressions or instructions on a line, separate them with colons (ƒ [:]). All instructions are stored together in last entry (ENTRY). Ent Ent Ent Ente e e ering a Number in Scient ring a Number in Scient ring a Number in Scient ring a Number in Scientific Nota ific Nota ifi
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When you enter a number in scientific notation, the TI-84 Plus does not automatically display answers in scientific or engineering notation. The mode settings and the size of the number determine the display format. Fun Fun Fun Functions ctions ctions ctions A function returns a value. For example, ÷, L, +, ‡(, and log( are the functions in the example on the previous page. In general, the first letter of each function is lowercase on the TI-84 Plus. Most functions take at least one argument
