Question

-1,5+(- radical din 12)+2+ radical din 12

Answer 1

-1,5+(- radical din 12)+2+ radical din 12

-1,5+(-√12) + 2 + √12 = -1,5 -√12 + 2 + √12 = 2 - 1,5 = 0,5

Answer 2

   
$-1,5+(- \sqrt{12} )+2+ \sqrt{12} = 2-1,5-\underline{\sqrt{12}}+\underline{\sqrt{12}} =2-1,5=\boxed{\bf 0,5}$