# Precalculus

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Give an example of a logarithmic function g, which has a vertical asymptote
x = –2, and passes through the origin.

• Precalculus -

y = ln(x+2) - ln 2
= ln[(x/2) + 1)

It becomes vertical at x -> -2 and is not defined for x < -2

The added constant makes it go through the origin

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