Question

3(4+√3)−√27
Cum se calculează

Answer 1

12+3radical3-3radical 3=12


Radical 27=3radical 3

Answer 2

3(4+√3)−√27

$\it 3(4+\sqrt3) - \sqrt{27} =12+3\sqrt3-\sqrt{9\cdot3}=12+3\sqrt3-3\sqrt3=12$