Odpowiedzi

2010-02-16T21:19:09+01:00
9⁻¹•27⁻²•√9⁴ ÷(¹/₉)²=
= [(3)²]⁻¹ *[(3)³]⁻² *9² : (1/9)² =
= 3⁻² *3⁻⁶ *(3²)² : (3⁻²)²=
= 3⁻⁸ *3⁴ : 3⁻⁴=
= 3⁻⁴: 3⁻⁴ =
= 3° =
=1