Question 199691
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Perhaps this will help.  The red graph is *[tex \Large y = e^x].  The green graph is *[tex \Large y = e^{-x}]


{{{drawing(
500, 500, -5, 5, -5, 5,
grid(1),
graph(
500, 500, -5, 5, -5, 5,
2.718^x,
2.718^(-x)
))}}}



John
*[tex \LARGE e^{i\pi} + 1 = 0]
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