The complex conjugate of 2 + 5i is 2 - 5i.
So, we have:
$$\frac{2 + 6i}{2 + 5i} \cdot \frac{2 - 5i}{2 - 5i}$$
Now, we multiply the numerators and the denominators:
Numerator: $$(2 + 6i)(2 - 5i) = 2(2) + 2(-5i) + 6i(2) + 6i(-5i)$$
Denominator: $$(2 + 5i)(2 -
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