wartość wyrazenia (-2do potegi2 + 4 * pierwiastek z 1/4 - 1/2 : |-1| obliczcie mi to pilsss i zapiszcie obliczenia
-2 do kwadratu + 4* pirwiastek z 1/4 - 1/2 : I-1I= 4+4*1/2-1/2:1 = 4+2-1/2 = 6- 1/2 = 5 i 1/2
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-2 do kwadratu + 4* pirwiastek z 1/4 - 1/2 : I-1I= 4+4*1/2-1/2:1 = 4+2-1/2 = 6- 1/2 = 5 i 1/2