What equation has the following features:
It has the x-axis as an asymptote and
it passes through (0, -1), (-1,-3) and (-2,-9)?
it is of the form, just looking at the points,
y= -1 /3^x
It has the x-axis as an asymptote and
it passes through (0, -1), (-1,-3) and (-2,-9)?
y= -1 /3^x