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<title id="MathJax-SVG-1-Title">StartLayout 1st Row 1st Column e x p i t left-parenthesis x right-parenthesis 2nd Column equals StartFraction 1 Over 1 plus e Superscript negative x Baseline EndFraction 2nd Row 1st Column Blank 2nd Column equals StartFraction e Superscript x Baseline Over e Superscript x Baseline plus 1 EndFraction 3rd Row 1st Column Blank 2nd Column equals one-half plus one-half hyperbolic tangent StartFraction x Over 2 EndFraction EndLayout</title>
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