Use a Graphing Calculator to Solve the Linear Equation $\mathrm { y } 1$

question 481

Multiple Choice

Use a graphing calculator to solve the linear equation.
-The graph of $\mathrm { y } 1$ is shown in the standard viewing window. Which is the only choice that could possibly be the solution of the equation $\mathrm { y } _ { 1 } = 0$ ?


$$- 90 , - \frac { 91 } { 10 } , \frac { 91 } { 10 } , 85$$

• A) 85
• B) \(- 90\)
• C) \(\frac { 91 } { 10 }\)
• D) \(- \frac { 91 } { 10 }\)

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Definitions:

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