Answer
See graph
Work Step by Step
1. See graph for $Y_1=log(x^2)$ and $Y_2=2log(x)$.
2. We can see that they are not equivalent.
3. The domains are different with $\{x|x\ne0 \}$ for $Y_1$, while $\{x|x\gt0 \}$ for $Y_2$.

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