2.00m behind the mirror
2.00m in front of the mirror
1.25m in front of the mirror
1.25m behind the mirror
Correct answer is A
\(\frac{1}{v} = \frac{1}{f} - \frac{1}{u}\)
\(\frac{1}{2} - \frac{1}{1} = \frac{1 - 2}{2} = -2\)
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