Chapter 5: Linear Systems Name
Section 2: Using Algebra Date
Topics in Algebra 1 © 2001, 2002 Texas Instruments Student Worksheet 5-23
Challenge
Investigate using the Solver feature on the TI-83 Plus to find the solution! Find this feature in
0:Solver. It is best to use this feature if the system has only one solution.
Hint: Press
and select 0:Solver.You have to enter the equation in the Solver as 0 =
L
4X + 2
N
(2X
N
2.5) to solve for the X value. You
have to input a guess for the X solution. bound = {
M
1
å
åå
å
99, 1
å
åå
å
99} represents the real number line for the calculator. You can make the set
smaller to find solutions in a particular interval. Then, use
ƒ \
to find the calculator’s numerical solution. See the TI-83 Plus
guidebook for more details about the Solver feature.