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Name: ___________________________________
Date: _______________________________
....BLM
T2....
(page 1)
The Computer Algebra System (CAS)
on the TI-89 Calculator
The TI-89 calculator features a Computer Algebra System (CAS) engine that allows you
to perform algebraic operations, such as manipulating and solving algebraic equations.
Foundations of Mathematics 10: Teacher's Resource
Copyright © 2007 McGraw-Hill Ryerson Limited.
BLM T2 The Computer Algebra System (CAS) on the TI-89 Calculator
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Summary of Contents for McGraw-Hill TI-89
- Page 1 (page 1) The Computer Algebra System (CAS) on the TI-89 Calculator The TI-89 calculator features a Computer Algebra System (CAS) engine that allows you to perform algebraic operations, such as manipulating and solving algebraic equations. Foundations of Mathematics 10: Teacher’s Resource Copyright ©...
- Page 2 The Computer Algebra System (CAS) on the TI-89 Calculator Starting the CAS Turn on your TI-89 calculator by pressing ´. If you don’t see the Home screen shown, press ". The TI-89 Keyboard Refer to the picture of the TI-89 calculator. Most keys have a primary function, as well as one or more secondary functions.
- Page 3 2 p 3 Z 4 | 56 e 8 ¸. The answer is 155. Like the TI-83 Plus and TI-84, the TI-89 has two keys with a minus sign, the negative key · and the subtract key |. Use the | key for the operation of subtraction.
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Page 4: Expanding Expressions
Notice that the CAS substituted the value 1 for the variable x, and then evaluated the expression for an answer of 5. Foundations of Mathematics 10: Teacher’s Resource Copyright © 2007 McGraw-Hill Ryerson Limited. BLM T2 The Computer Algebra System (CAS) on the TI-89 Calculator... - Page 5 Press c then press }. Press ¥ [COPY]. Press . Press ¥ [PASTE]. Notice that the equation has been pasted after the opening bracket. Foundations of Mathematics 10: Teacher’s Resource Copyright © 2007 McGraw-Hill Ryerson Limited. BLM T2 The Computer Algebra System (CAS) on the TI-89 Calculator...
- Page 6 –5, –4, –3, –2, –1, 0, 1, 2, 3, 4, 5. • Enter these data into list2 –52, –30, –12, 2, 12, 18, 20, 18, 12, 2. Foundations of Mathematics 10: Teacher’s Resource Copyright © 2007 McGraw-Hill Ryerson Limited. BLM T2 The Computer Algebra System (CAS) on the TI-89 Calculator...
- Page 7 Press once. Input the listname for y as list2. Press ¸ to complete the plot set-up. To construct the scatter plot, press ‡ for ZoomData. Foundations of Mathematics 10: Teacher’s Resource Copyright © 2007 McGraw-Hill Ryerson Limited. BLM T2 The Computer Algebra System (CAS) on the TI-89 Calculator...
- Page 8 Press ¥ … to graph the equation. For More Information You can obtain more information on the operation of your TI-89 calculator in the calculator manual. You can also download an electronic version of the manual in PDF format at www.education.ti.com.
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