1/2√(1200) = 20√3
2/5√(2700) = 12√15
0.4√(243) = 4.86
Therefore, the expression simplifies to:
20√3 - 12√15 - 4.86
1/2√(1200) = 20√3
2/5√(2700) = 12√15
0.4√(243) = 4.86
Therefore, the expression simplifies to:
20√3 - 12√15 - 4.86