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10,5 x ((3/2√3)⁻² + ⅓ x (-1,5)³) x (-2²/₅)=
=10,5*((2√3/3)²+⅓*(-³/₂)³*(-2⅖)=
=10,5*(1⅓+⅓*(-²⁷/₈))*(-2⅖)=
=10,5*(⁴/₃-⁹/₈)*(-2⅖)=
=10,5*(³²/₂₄-²⁷/₂₄)*(-2⅖)=
=10,5*⁵/₂₄*(-¹²/₅)=
=10,5*(-½)=
10,5*(-0,5)=
=-5,25
Oblicz wartość wyrażenia:
(-2)³ : (-1,6) - (4,5 x 1⅔ - 3,75) x 0,004=
=-8:(-1,6)-(⁹/₂*⁵/₃-3,75)*0,004=
=5-(7,5-3,75)*0,004=
=5-3,75*0,004=
5-0,015=4,985