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How to draw a smiley face on the graph using the Y= button on a graphing calculator
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How to draw a smiley face on the graph using the Y= button on a graphing calculator

How to draw a smiley face on the graph using the Y= button on a graphing calculator-example-1
User Serginho
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You can't make the eyes but you can do the mouth.

In your y=, enter in a quadratic equation. I think the formula for a quadratic equation is
Y=x^2 where x is any number.

User Pavel Kalashnikov
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