# What went wrong

Level pending

Step 1: $$0^2 = 0 \times 0$$

Step 2: $$\frac {0 \times 0}{0} = 0$$ Cancelling out the bottom and one of the top zeroes.

Step 3: But $$0^2 = 0$$ and $$\frac {0}{0}$$ is undefined.

0 = undefined!!!

What went wrong?

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