Question

√27 minus √12 minus √75 este egal cu ?

Answer 1

........................

Answer 2

$\sqrt{27 } = 3 \sqrt{3}$
$\sqrt{12} = 2 \sqrt{3}$
$\sqrt{75} = 5 \sqrt{3}$
$3 \sqrt{3} - 2 \sqrt{3} - 5 \sqrt{3} =$
$1 \sqrt{3} - 5 \sqrt{3} = - 4 \sqrt{3}$