Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$\frac{(-2+i)-(3-2i)}{(-2+i)+(3-2i)}+\frac{(-2+i)+(3-2i)}{(-2+i)\cdot(3-2i)}=$$

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