Odpowiedzi

2009-11-21T12:14:25+01:00
6:2/27-1/16x*3²=
6*27/2-1/16x*9=
81-9/16x=
-9/16x=-81/:(-9/16)=
x=-81*(-16/9)=
x=144
1 2 1
2009-11-21T12:40:56+01:00
6: ∛⁸/₂₇ - √¹/₁₆ × (1/3)⁻²= 6: ⅔ - ¼ × 9=
= 6 × ³/² - ⁹/₄= ¹⁸/₂ - ⁹/₄=
= 9- 2¼= 6 ³/₄