What is true for the graph of f(x)=-e^x+2?
a) the y axis is a vertical asymptote
b) the line y=2 is a horizontal asymptote
c) the line x=2 is a vertical asymptote
d) the x axis is a horizontal asymptote

Question

What is true for the graph of f(x)=-e^x+2?
a) the y axis is a vertical asymptote
b) the line y=2 is a horizontal asymptote
c) the line x=2 is a vertical asymptote
d) the x axis is a horizontal asymptote

zepdrix · Answer

hmm let's compare it to g(x)=e^x
which has an asymptote along the x-axis (y=0).

f(x) is g(x) but it is negative, and has been shifted 2 units UP
What does that tell us about our asymptote? :)

anonymous · Answer

Thank you for helping, but I still do not understand what the correct answer is.

zepdrix · Answer

woops i may have graphed e^-x... i hope i didn't -_-  thinking...

anonymous · Answer

yes, its -e

zepdrix · Answer

woops i did, fixing that :o

zepdrix · Answer

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