Western Australia is the largest state in Australia. It contains no fewer than 1224 separate Protected Areas with a total area of 17,061,020 hectares (land area: 15,915,080 hectares – 6.30% of the state’s area). 63 of these are National parks, totalling 4,874,282 hectares (1.93% of the state’s area).
... a field of characteristic 2, the element 2a is zero and it is impossible to divide by it.)
The symbol
<math>\pm \sqrt {b^2-4ac}</math>
in the formula ...