0.545+3[0.545] ​1/2

0.545-3[0.545]^1/2

0.545+3[0.545]^1/2

= $0.545^{\frac{1}{2}}(0.545^{\frac{1}{2}}+3)$

$\approx 0.738 (3.738)\\ \text{Which is 2.758644}$