Complex Numbers

Simplified to:

$-i + 1\over4i - 1$

Simplified with the difference of squares:

$(-i + 1)(4i + 1)\over(4i)^2 - 1$

Simplified to:

$-4i^2 + 4i - i + 1\over16i^2 - 1$

Substituted to:

$3i + 5\over-17$

Thus, the expression is simplified to:

$3i + 5\over-17$