Tasmania may be the smallest state in Australia, but it contains no fewer than 495 separate Protected Areas with a total area of 2,203,383 hectares (land area: 2,201,962 hectares – 32.23% of the state’s area). 19 of these are National parks, totalling 1,430,762 hectares (20.94% of the state’s area).
... left side is now a perfect square; it is the square of (x + b/(2a)). The right side can be written as a single fraction; the common denominator is 4a2. ...