0 \mathrm{mm}$ and the object distance $d_o=5.00 \mathrm{m}$. We need to find the image distance $d_i$. We can use the lens equation to find this:
\[ \frac{1}{f} = \frac{1}{d_o} + \frac{1}{d_i} \]
We need to make sure all the distances are in the same units. So,
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