Question

Calcule:
(3 + √2) · (2 - √2) - (3 + √2)

Answer 1

(3+√2) . (2-√2) - (3+√2)
(3+1,41) . (2-1,41) - (3+1,41)
4,41 . 0,59 - 4,41
2,6019 - 4,41
-1,8081