^2 = do kwadratu
Oblicz :
a) ( 4 i 1/6 - 3 i 5/6 ) x 6,75 - (1,5)^2 =
b) [ ( 1,2 : 2/5 ) - 2,75 ] : 0,01 =
a) ( 4 i 1/6 - 3 i 5/6 ) x 6,75 - (1,5)^2 = (2/6)x(27/4)-2,25=54/24-2,25=2,25-2,25=0
b) [ ( 1,2 : 2/5 ) - 2,75 ] : 0,01 =(3-2,75):0,01=-0,25:0,01=25
(25/6-23/6)*6,75-2,25=2/6*6,75-2,25=2
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a) ( 4 i 1/6 - 3 i 5/6 ) x 6,75 - (1,5)^2 = (2/6)x(27/4)-2,25=54/24-2,25=2,25-2,25=0
b) [ ( 1,2 : 2/5 ) - 2,75 ] : 0,01 =(3-2,75):0,01=-0,25:0,01=25
(25/6-23/6)*6,75-2,25=2/6*6,75-2,25=2