Question

Calculați:
X=1996×1995-1995×1994-2×1994​

Answer 1

Răspuns:

X=1996×1995-1995×1994-2×1994​

X=1995(1996-1994)-2·1994

X=1995·2-2·1994

X=2·(1995-1994)

X=2·1

X=2

Answer 2

Răspuns:

3,982,020-3,978,030-3,988=2