Which of the following is the graph of x2>_9

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asked Mar 2, 2019 149k views

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Which of the following is the graph of x2>_9

Mathematics
middle-school

Erictgrubaugh asked

by Erictgrubaugh

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$x^2\geq9\to x\geq\sqrt9\ \vee\ x\leq-\sqrt9\\\\x\geq3\ \vee\ x\leq-3$

Which of the following is the graph of x2>_9-example-1

Stefan Sprenger answered Mar 5, 2019

by Stefan Sprenger

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