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6-14.

If is an even function and exists, what must equal? Draw a diagram to support your conclusions. 6-14 HW eTool (Desmos). Homework Help ✎

If is an even function, it has to be symmetrical about the y axis. Knowing this, what must equal?

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Click the link at right for the full version of the eTool: Calc 6-14 HW eTool