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=⅓*27+¼*4=
=9+1=10
B)(-3 i 1/2) x 0,3²- (-2)⁰=
=(-3½)*0,09-1=
=(-3,5)*0,09-1=
=-0,315-1=
=-1.315
c)3 x (1/2)⁰ + 8 x (-1/2)⁴=
=3*1+8*¹/₁₆=
=3+½=
=3½
d)2⁻³ x 5⁻³ x (0,1)⁻³=
=(½)³*(⅕)³*10³=
=⅛*¹/₁₂₅*1000=
=1
e)(-0,3)² : 0,1 - 0,2³ x (2 i 1/2)²=
=0,09:0,1-0,008*(⁵/₂)²=
=0,9-0,008*²⁵/₄=
=0,9-0,008*6,25=
=0,9-0,05=
=0,85